ci: use 2 separate jobs for format

.github/workflows/check-format.yml

@@ -7,9 +7,8 @@ on:
   pull_request:
 
 jobs:
-  check-format:
+  check-qml:
     runs-on: ubuntu-latest
-
     container:
       image: ghcr.io/${{ github.repository_owner }}/shell-arch-env:latest
 
@@ -24,6 +23,14 @@ jobs:
           end
           python3 scripts/qml-lint-conventions.py
 
+  check-cpp:
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/${{ github.repository_owner }}/shell-arch-env:latest
+
+    steps:
+      - uses: actions/checkout@v6
+
       - name: Check C++ format
         shell: fish {0}
         run: |