fix(deps): update dependency react-router-dom to v6

Author: renovate[bot]

package-lock.json

@@ -16,7 +16,7 @@
     "react": "17.0.2",
     "react-dom": "17.0.2",
     "react-firebase-hooks": "3.0.4",
-    "react-router-dom": "5.3.0",
+    "react-router-dom": "6.9.0",
     "react-scripts": "4.0.3",
     "typescript": "4.1.5"
   },