chore(deps): bump webpack from 5.75.0 to 5.76.0 (#3761)

Bumps [webpack](https://github.com/webpack/webpack) from 5.75.0 to 5.76.0.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](https://github.com/webpack/webpack/compare/v5.75.0...v5.76.0)

---
updated-dependencies:
- dependency-name: webpack
  dependency-type: direct:production
...

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extensions/flags/js/package.json

@@ -7,7 +7,7 @@
         "@types/mithril": "^2.0.8",
         "prettier": "^2.5.1",
         "flarum-webpack-config": "^2.0.0",
-        "webpack": "^5.65.0",
+        "webpack": "^5.76.0",
         "webpack-cli": "^4.9.1",
         "@flarum/prettier-config": "^1.0.0",
         "flarum-tsconfig": "^1.0.2",