Update PNPM version in GitHub Actions workflow

Modified the GitHub Actions workflow to use a specific version of PNPM. This can ensure a consistent environment for the setup and execution of necessary tools and

.github/actions/install/action.yml

@@ -6,6 +6,8 @@ runs:
   steps:
     - name: Setup PNPM
       uses: pnpm/action-setup@v3
+      with:
+        version: 8.15.5
 
     - name: Setup Node
       uses: actions/setup-node@v4