fix(deps): update react-router monorepo to v5.3.4

Author: renovate[bot]

package-lock.json

@@ -53,8 +53,8 @@
     "react-dom": "16.14.0",
     "react-helmet": "6.1.0",
     "react-redux": "7.2.9",
-    "react-router": "5.2.1",
-    "react-router-dom": "5.3.0",
+    "react-router": "5.3.4",
+    "react-router-dom": "5.3.4",
     "react-share": "^4.4.1",
     "redux": "4.1.2",
     "regenerator-runtime": "0.13.11",