Update GitHub Actions workflows. (#823)

This PR was triggered by @t0yv0 generated by the
update-workflows-ecosystem-providers workflow in the pulumi/ci-mgmt
repo, from commit
[7f0c56e9f79bc22f3b4cc6379312d705a56411c6](7f0c56e9f7).

Co-authored-by: Pulumi Bot <bot@pulumi.com>

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

@@ -34,7 +34,7 @@ runs:
           *.sum
 
     - name: Setup Node
-      uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6
+      uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
       with:
         # we don't set node-version because we install with mise.
         # this step is needed to setup npm auth