chore(deps): update dependency react-router-dom to v6.21.0

[skip ci]

Author: renovate[bot]

package-lock.json

@@ -103,7 +103,7 @@
     "react": "17.0.2",
     "react-code-blocks": "0.1.3",
     "react-dom": "17.0.2",
-    "react-router-dom": "6.14.2",
+    "react-router-dom": "6.21.0",
     "semantic-release": "18.0.1",
     "sort-by": "1.2.0",
     "ts-jest": "27.1.5",