Bump eslint-plugin-react from 7.20.0 to 7.20.3

Bumps [eslint-plugin-react](https://github.com/yannickcr/eslint-plugin-react) from 7.20.0 to 7.20.3.
- [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@v7.20.0...v7.20.3)

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

Author: dependabot-preview[bot]

package-lock.json

@@ -20,7 +20,7 @@
     "eslint-plugin-import": "2.20.2",
     "eslint-plugin-jest": "23.13.2",
     "eslint-plugin-babel": "5.3.1",
-    "eslint-plugin-react": "7.20.0"
+    "eslint-plugin-react": "7.20.3"
   },
   "repository": {
     "type": "git",