[DOWNSTREAM TEST] Update GitHub Actions workflows. (#857)

This PR was automatically generated by the pull-request workflow in the
pulumi/ci-mgmt repo, from commit
88e010b046e7881ec25086bbb8bc3e59303a4536.

Author: pulumi-bot

.github/actions/setup-tools/action.yml

@@ -34,7 +34,7 @@ runs:
           *.sum
 
     - name: Setup Node
-      uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6
+      uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6
       with:
         # we don't set node-version because we install with mise.
         # this step is needed to setup npm auth