chore(deps): update dependency eslint-plugin-react to v7.21.2

Author: renovate-bot

package.json

@@ -42,7 +42,7 @@
     "eslint-plugin-babel": "5.3.0",
     "eslint-plugin-import": "2.20.2",
     "eslint-plugin-prettier": "3.1.2",
-    "eslint-plugin-react": "7.19.0",
+    "eslint-plugin-react": "7.21.2",
     "eslint-plugin-vazco": "1.0.0",
     "invariant": "^2.2.4",
     "jest": "25.2.7",