Update dependency eslint-plugin-react to v7.8.1

Author: renovate-bot

package-lock.json

@@ -73,7 +73,7 @@
     "eslint-plugin-cypress": "2.0.1",
     "eslint-plugin-jest": "21.15.1",
     "eslint-plugin-prettier": "2.6.0",
-    "eslint-plugin-react": "7.7.0",
+    "eslint-plugin-react": "7.8.1",
     "gh-pages": "1.1.0",
     "husky": "0.14.3",
     "identity-obj-proxy": "3.0.0",