ci: update pnpm action to version 4.2.0

Author: zkochan

.github/workflows/ci.yml

@@ -29,7 +29,7 @@ jobs:
       with:
         node-version: ${{ matrix.node }}
     - name: Install pnpm
-      uses: pnpm/action-setup@v4.1.0
+      uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4.2.0
       with:
         standalone: true
     - name: pnpm install