Bump webpack-dev-server from 4.15.0 to 4.15.1 in /bookmarklet (#772)

Bumps [webpack-dev-server](https://github.com/webpack/webpack-dev-server) from 4.15.0 to 4.15.1.
- [Release notes](https://github.com/webpack/webpack-dev-server/releases)
- [Changelog](https://github.com/webpack/webpack-dev-server/blob/master/CHANGELOG.md)
- [Commits](webpack/webpack-dev-server@v4.15.0...v4.15.1)

---
updated-dependencies:
- dependency-name: webpack-dev-server
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

bookmarklet/package.json

@@ -24,7 +24,7 @@
     "webpack": "^5.86.0",
     "webpack-bundle-analyzer": "^4.9.0",
     "webpack-cli": "^5.1.4",
-    "webpack-dev-server": "^4.15.0"
+    "webpack-dev-server": "^4.15.1"
   },
   "dependencies": {
     "@microsoft/applicationinsights-web": "^3.0.2",