chore: update react to the latest version 🚀 (#565)

* fix(package): update react to version 16.9.0

* fix(package): update react-dom to version 16.9.0

* chore(package): update react-test-renderer to version 16.9.0

Author: greenkeeper[bot]

package.json

@@ -94,10 +94,10 @@
     "pubsub-js": "^1.6.0",
     "ramda": "0.25.0",
     "randomcolor": "^0.5.3",
-    "react": "16.8.1",
+    "react": "16.9.0",
     "react-calendar-heatmap": "^1.6.3",
     "react-content-loader": "3.4.2",
-    "react-dom": "16.8.1",
+    "react-dom": "16.9.0",
     "react-helmet": "^5.2.1",
     "react-highlight-words": "^0.16.0",
     "react-intl": "3.0.0",
@@ -160,7 +160,7 @@
     "plop": "2.3.1",
     "prettier": "1.18.0",
     "pretty-quick": "^1.10.0",
-    "react-test-renderer": "16.8.1",
+    "react-test-renderer": "16.9.0",
     "regenerator-runtime": "^0.13.1",
     "shelljs": "0.8.2",
     "standard-version": "^7.0.0",