fix(ci): change Chromatic build to be triggered when frontend package.json is edited instead of lockfile (#15793)

* fix(ci): correct invalid condition for skipping Chromatic build

* fix: change to be triggered when frontend `package.json` is edited instead of lockfile

* chore: disable automatic rebase of frontend Renovate PRs

packages/frontend/.storybook/changes.ts

@@ -55,7 +55,7 @@ await fs.readFile(
 			'../../locales/ja-JP.yml',
 			'assets/**',
 			'public/**',
-			'../../pnpm-lock.yaml',
+			'package.json',
 		]).length
 	) {
 		return;