ci: fix pnpm action version number

Author: astratagem

.github/workflows/release.yml

@@ -17,7 +17,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Install pnpm
-        uses: pnpm/action-setup@4
+        uses: pnpm/action-setup@v4
         with:
           run_install: false