Update react-router-dom to the latest version 🚀 (#1094)

* fix(package): update react-router-dom to version 5.0.1

* chore(package): update lockfile package-lock.json

Author: greenkeeper[bot]

package-lock.json

@@ -60,7 +60,7 @@
     "react-dom": "16.8.6",
     "react-helmet": "5.2.1",
     "react-router": "5.0.1",
-    "react-router-dom": "4.4.0-beta.8"
+    "react-router-dom": "5.0.1"
   },
   "devDependencies": {
     "@babel/core": "7.4.5",