Merge pull request #2092 from laststance/dependabot/npm_and_yarn/react-router-dom-6.21.0

Bump react-router-dom from 6.20.1 to 6.21.0

Author: ryota-murakami

package.json

@@ -49,7 +49,7 @@
     "react-hook-form": "^7.48.2",
     "react-markdown": "^9.0.1",
     "react-redux": "9.0.0-rc.0",
-    "react-router-dom": "^6.20.1",
+    "react-router-dom": "^6.21.0",
     "react-spinners": "^0.13.8",
     "redux": "5.0.0",
     "redux-first-history": "^5.1.1",