refactor: ♻️ Bump actions/checkout to use node 22

Author: slugb0t

.github/workflows/deploy-staging.yml

@@ -222,9 +222,9 @@ jobs:
       DATABASE_URL: ${{ secrets.DATABASE_URL }}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v6
 
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v6
         with:
           node-version: 22