Update gh-pages.yml

.github/workflows/gh-pages.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2.3.4
+        uses: actions/checkout@v4.2.2
         with:
           repository: lbologna/bsp-usecase-wizard
           ref: ${{ github.event.inputs.wizard_branch }}