fix workflow by pulling submodule too

Author: clemsgrs

.github/workflows/pr-test.yaml

@@ -22,6 +22,9 @@ jobs:
     steps:
       - name: Check out repository
         uses: actions/checkout@v4
+        with:
+          submodules: recursive
+          fetch-depth: 0
 
       - name: Verify required folders exist
         run: |