fix(release): update PNPM action in release workflow from 'action-step' to 'action-setup'

Author: Ansonhkg

.github/workflows/release.yml

@@ -22,7 +22,7 @@ jobs:
           node-version: '22.18.0'
 
       - name: Setup PNPM
-        uses: pnpm/action-step@v4
+        uses: pnpm/action-setup@v4
 
       - name: Install Dependencies
         run: pnpm install --frozen-lockfile