chore(deps-dev): bump rollup from 1.27.5 to 1.27.8

Bumps [rollup](https://github.com/rollup/rollup) from 1.27.5 to 1.27.8.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v1.27.5...v1.27.8)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -62,7 +62,7 @@
     "jest-serializer-vue": "^2.0.2",
     "minimist": "^1.2.0",
     "prettier": "^1.19.1",
-    "rollup": "^1.27.5",
+    "rollup": "^1.27.8",
     "rollup-plugin-buble": "^0.19.8",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-replace": "^2.2.0",

yarn.lock

@@ -6635,10 +6635,10 @@ rollup-pluginutils@^2.3.3, rollup-pluginutils@^2.4.1, rollup-pluginutils@^2.5.0,
   dependencies:
     estree-walker "^0.6.1"
 
-rollup@^1.27.5:
-  version "1.27.5"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.27.5.tgz#d100fb0ffd8353575cb2057152547b9abfddfe59"
-  integrity sha512-8rfVdzuTg2kt8ObD9LNJpEwUN7B6lsl3sHc5fddtgICpLjpYeSf4m2+RftBzcCaBTMi1iYX3Ez8zFT4Gj2nJjg==
+rollup@^1.27.8:
+  version "1.27.8"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.27.8.tgz#94288a957af9f4c2380b73a17494d87705997d0f"
+  integrity sha512-EVoEV5rAWl+5clnGznt1KY8PeVkzVQh/R0d2s3gHEkN7gfoyC4JmvIVuCtPbYE8NM5Ep/g+nAmvKXBjzaqTsHA==
   dependencies:
     "@types/estree" "*"
     "@types/node" "*"