chore(deps): bump react-dom and @types/react-dom in /frontend

Bumps [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) and [@types/react-dom](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react-dom). These dependencies needed to be updated together.

Updates `react-dom` from 18.2.0 to 18.3.1
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v18.3.1/packages/react-dom)

Updates `@types/react-dom` from 18.2.7 to 18.3.1
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react-dom)

---
updated-dependencies:
- dependency-name: react-dom
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: "@types/react-dom"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Diff for: frontend/examples/nextjs/package.json

@@ -9,12 +9,12 @@
     "@teamhanko/hanko-elements": "^1.2.0",
     "next": "^14.2.10",
     "react": "^18.2.0",
-    "react-dom": "^18.2.0"
+    "react-dom": "^18.3.1"
   },
   "devDependencies": {
     "@types/node": "^22.5.1",
     "@types/react": "^18.2.32",
-    "@types/react-dom": "^18.2.7",
+    "@types/react-dom": "^18.3.1",
     "eslint": "^8.52.0",
     "eslint-config-next": "^14.0.3",
     "typescript": "^4.8.3"

Diff for: frontend/examples/react/package.json

@@ -4,9 +4,9 @@
   "dependencies": {
     "@teamhanko/hanko-elements": "^1.2.0",
     "@types/react": "^18.2.32",
-    "@types/react-dom": "^18.2.7",
+    "@types/react-dom": "^18.3.1",
     "react": "^18.2.0",
-    "react-dom": "^18.2.0",
+    "react-dom": "^18.3.1",
     "react-router-dom": "^6.18.0",
     "react-scripts": "5.0.1",
     "typescript": "^4.8.3"