fix: upgrade pnpm action

Author: cmgriffing-at-gitkraken

.github/workflows/deploy.yaml

@@ -9,7 +9,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: pnpm/action-setup@v3
+      - uses: pnpm/action-setup@v4
         with:
           version: 8
           run_install: |