chore(deps-dev): Bump @nextcloud/browserslist-config in /tests

Bumps [@nextcloud/browserslist-config](https://github.com/nextcloud/browserslist-config) from 2.3.0 to 3.0.0.
- [Release notes](https://github.com/nextcloud/browserslist-config/releases)
- [Commits](nextcloud-libraries/browserslist-config@v2.3.0...v3.0.0)

---
updated-dependencies:
- dependency-name: "@nextcloud/browserslist-config"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

tests/package.json

@@ -15,7 +15,7 @@
 	],
 	"devDependencies": {
 		"@nextcloud/babel-config": "^1.0.0",
-		"@nextcloud/browserslist-config": "^2.3.0",
+		"@nextcloud/browserslist-config": "^3.0.0",
 		"@nextcloud/eslint-config": "^8.3.0",
 		"@nextcloud/stylelint-config": "^2.3.1"
 	},