Bump eslint-plugin-react from 7.6.1 to 7.11.1

Bumps [eslint-plugin-react](https://github.com/yannickcr/eslint-plugin-react) from 7.6.1 to 7.11.1.
- [Release notes](https://github.com/yannickcr/eslint-plugin-react/releases)
- [Changelog](https://github.com/yannickcr/eslint-plugin-react/blob/master/CHANGELOG.md)
- [Commits](jsx-eslint/eslint-plugin-react@v7.6.1...v7.11.1)

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

Author: dependabot-support

package-lock.json

@@ -12,7 +12,7 @@
     "array-from": "^2.1.1",
     "compass-vertical-rhythm": "^1.4.5",
     "eslint": "^4.19.1",
-    "eslint-plugin-react": "^7.6.1",
+    "eslint-plugin-react": "^7.11.1",
     "gatsby": "^1.9.279",
     "gatsby-link": "^1.6.46",
     "gatsby-plugin-catch-links": "^1.0.24",