Update @kolja-esders as a contributor

.all-contributorsrc

@@ -138,7 +138,8 @@
       "profile": "https://github.com/kolja-esders",
       "contributions": [
         "bug",
-        "code"
+        "code",
+        "ideas"
       ]
     }
   ]

README.md

@@ -425,7 +425,7 @@ Thanks goes to these wonderful people ([emoji key](https://github.com/kentcdodds
 <!-- prettier-ignore -->
 | [<img src="https://avatars2.githubusercontent.com/u/4757453?v=4" width="100px;"/><br /><sub><b>Eustatiu Dima</b></sub>](http://eusdima.com)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Aeusdima "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=eusdima "Code") [📖](https://github.com/zino-app/graphql-flutter/commits?author=eusdima "Documentation") [💡](#example-eusdima "Examples") [🤔](#ideas-eusdima "Ideas, Planning, & Feedback") [👀](#review-eusdima "Reviewed Pull Requests") | [<img src="https://avatars3.githubusercontent.com/u/17142193?v=4" width="100px;"/><br /><sub><b>Zino Hofmann</b></sub>](https://github.com/HofmannZ)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3AHofmannZ "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=HofmannZ "Code") [📖](https://github.com/zino-app/graphql-flutter/commits?author=HofmannZ "Documentation") [💡](#example-HofmannZ "Examples") [🤔](#ideas-HofmannZ "Ideas, Planning, & Feedback") [🚇](#infra-HofmannZ "Infrastructure (Hosting, Build-Tools, etc)") [👀](#review-HofmannZ "Reviewed Pull Requests") | [<img src="https://avatars2.githubusercontent.com/u/15068096?v=4" width="100px;"/><br /><sub><b>Harkirat Saluja</b></sub>](https://github.com/jinxac)<br />[📖](https://github.com/zino-app/graphql-flutter/commits?author=jinxac "Documentation") [🤔](#ideas-jinxac "Ideas, Planning, & Feedback") | [<img src="https://avatars3.githubusercontent.com/u/5178217?v=4" width="100px;"/><br /><sub><b>Chris Muthig</b></sub>](https://github.com/camuthig)<br />[💻](https://github.com/zino-app/graphql-flutter/commits?author=camuthig "Code") [📖](https://github.com/zino-app/graphql-flutter/commits?author=camuthig "Documentation") [💡](#example-camuthig "Examples") [🤔](#ideas-camuthig "Ideas, Planning, & Feedback") | [<img src="https://avatars1.githubusercontent.com/u/7611406?v=4" width="100px;"/><br /><sub><b>Cal Pratt</b></sub>](http://stackoverflow.com/users/3280538/flkes)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Acal-pratt "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=cal-pratt "Code") [📖](https://github.com/zino-app/graphql-flutter/commits?author=cal-pratt "Documentation") [💡](#example-cal-pratt "Examples") [🤔](#ideas-cal-pratt "Ideas, Planning, & Feedback") | [<img src="https://avatars0.githubusercontent.com/u/9830761?v=4" width="100px;"/><br /><sub><b>Miroslav Valkovic-Madjer</b></sub>](http://madjer.info)<br />[💻](https://github.com/zino-app/graphql-flutter/commits?author=mmadjer "Code") | [<img src="https://avatars2.githubusercontent.com/u/4523129?v=4" width="100px;"/><br /><sub><b>Aleksandar Faraj</b></sub>](https://github.com/AleksandarFaraj)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3AAleksandarFaraj "Bug reports") |
 | :---: | :---: | :---: | :---: | :---: | :---: | :---: |
-| [<img src="https://avatars0.githubusercontent.com/u/403029?v=4" width="100px;"/><br /><sub><b>Arnaud Delcasse</b></sub>](https://www.scity.coop)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Aadelcasse "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=adelcasse "Code") | [<img src="https://avatars0.githubusercontent.com/u/959931?v=4" width="100px;"/><br /><sub><b>Dustin Graham</b></sub>](https://github.com/dustin-graham)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Adustin-graham "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=dustin-graham "Code") | [<img src="https://avatars3.githubusercontent.com/u/1375034?v=4" width="100px;"/><br /><sub><b>Fábio Carneiro</b></sub>](https://github.com/fabiocarneiro)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Afabiocarneiro "Bug reports") | [<img src="https://avatars0.githubusercontent.com/u/480546?v=4" width="100px;"/><br /><sub><b>Gregor</b></sub>](https://github.com/lordgreg)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Alordgreg "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=lordgreg "Code") [🤔](#ideas-lordgreg "Ideas, Planning, & Feedback") | [<img src="https://avatars1.githubusercontent.com/u/5159563?v=4" width="100px;"/><br /><sub><b>Kolja Esders</b></sub>](https://github.com/kolja-esders)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Akolja-esders "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=kolja-esders "Code") |
+| [<img src="https://avatars0.githubusercontent.com/u/403029?v=4" width="100px;"/><br /><sub><b>Arnaud Delcasse</b></sub>](https://www.scity.coop)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Aadelcasse "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=adelcasse "Code") | [<img src="https://avatars0.githubusercontent.com/u/959931?v=4" width="100px;"/><br /><sub><b>Dustin Graham</b></sub>](https://github.com/dustin-graham)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Adustin-graham "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=dustin-graham "Code") | [<img src="https://avatars3.githubusercontent.com/u/1375034?v=4" width="100px;"/><br /><sub><b>Fábio Carneiro</b></sub>](https://github.com/fabiocarneiro)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Afabiocarneiro "Bug reports") | [<img src="https://avatars0.githubusercontent.com/u/480546?v=4" width="100px;"/><br /><sub><b>Gregor</b></sub>](https://github.com/lordgreg)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Alordgreg "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=lordgreg "Code") [🤔](#ideas-lordgreg "Ideas, Planning, & Feedback") | [<img src="https://avatars1.githubusercontent.com/u/5159563?v=4" width="100px;"/><br /><sub><b>Kolja Esders</b></sub>](https://github.com/kolja-esders)<br />[🐛](https://github.com/zino-app/graphql-flutter/issues?q=author%3Akolja-esders "Bug reports") [💻](https://github.com/zino-app/graphql-flutter/commits?author=kolja-esders "Code") [🤔](#ideas-kolja-esders "Ideas, Planning, & Feedback") |
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
 This project follows the [all-contributors](https://github.com/kentcdodds/all-contributors) specification. Contributions of any kind are welcome!