build(deps-dev): bump @types/firefox-webext-browser (#1331)

Bumps [@types/firefox-webext-browser](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/firefox-webext-browser) from 120.0.3 to 120.0.4.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/firefox-webext-browser)

---
updated-dependencies:
- dependency-name: "@types/firefox-webext-browser"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -27,7 +27,7 @@
 	"devDependencies": {
 		"@types/conventional-recommended-bump": "^9.0.3",
 		"@types/copy-webpack-plugin": "^10.1.0",
-		"@types/firefox-webext-browser": "^120.0.3",
+		"@types/firefox-webext-browser": "^120.0.4",
 		"@types/node": "^14.18.63",
 		"@types/semver": "^7.5.8",
 		"@types/webpack": "^5.28.5",