Merge pull request #21282 from emberjs/renovate/actions-setup-node-6.x

Author: kategengler

smoke-tests/app-template/.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Install Node
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v6
         with:
           node-version: 18
           cache: npm
@@ -37,7 +37,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Install Node
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v6
         with:
           node-version: 18
           cache: npm