Add checkout v4 to make GitHub CLI happy

Author: Lethja

.github/workflows/LuaWatcom.yml

@@ -96,6 +96,8 @@ jobs:
     if: startsWith(github.ref, 'refs/tags')
 
     steps:
+      - uses: actions/checkout@v4
+
       - name: Download Artifacts
         uses: actions/download-artifact@v4