Bump @wordpress/scripts from 30.3.0 to 30.4.0

Bumps [@wordpress/scripts](https://github.com/WordPress/gutenberg/tree/HEAD/packages/scripts) from 30.3.0 to 30.4.0.
- [Release notes](https://github.com/WordPress/gutenberg/releases)
- [Changelog](https://github.com/WordPress/gutenberg/blob/trunk/packages/scripts/CHANGELOG.md)
- [Commits](https://github.com/WordPress/gutenberg/commits/@wordpress/scripts@30.4.0/packages/scripts)

---
updated-dependencies:
- dependency-name: "@wordpress/scripts"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -15,7 +15,7 @@
 	"type": "module",
 	"devDependencies": {
 		"@wordpress/env": "^10.10.0",
-		"@wordpress/scripts": "^30.3.0"
+		"@wordpress/scripts": "^30.4.0"
 	},
 	"scripts": {
 		"lint": "wp-scripts lint-js",