chore: bump @openfeature/core in /examples/openfeature_react/react-app

Bumps [@openfeature/core](https://github.com/open-feature/js-sdk) from 1.7.0 to 1.7.1.
- [Release notes](https://github.com/open-feature/js-sdk/releases)
- [Changelog](https://github.com/open-feature/js-sdk/blob/main/release-please-config.json)
- [Commits](open-feature/js-sdk@core-v1.7.0...core-v1.7.1)

---
updated-dependencies:
- dependency-name: "@openfeature/core"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

examples/openfeature_react/react-app/package.json

@@ -10,7 +10,7 @@
     "preview": "vite preview"
   },
   "dependencies": {
-    "@openfeature/core": "^1.3.0",
+    "@openfeature/core": "^1.7.1",
     "@openfeature/go-feature-flag-web-provider": "^0.2.5",
     "@openfeature/react-sdk": "^0.4.11",
     "@openfeature/web-sdk": "^1.4.1",