GHA: Switch to clang-format for format check

Signed-off-by: Frank Lichtenheld <[email protected]>

.github/workflows/msbuild.yml

@@ -3,29 +3,16 @@ name: Build
 on: [push, pull_request]
 
 jobs:
-  checkuncrustify:
-    name: "Check code style with Uncrustify"
-    # Ubuntu 22.04 has uncrustify 0.72_f
-    runs-on: ubuntu-22.04
+  checkformat:
+    name: "Check code style with clang-format"
+    runs-on: ubuntu-24.04
     steps:
-      - name: Install dependencies
-        run: sudo apt update && sudo apt install -y uncrustify
+      - name: Install pre-commit
+        run: pip3 install pre-commit
       - name: Checkout OpenVPN-GUI
         uses: actions/checkout@v3
-      - name: Show uncrustify version
-        run: uncrustify --version
-      - name: Run uncrustify
-        run: ./dev-tools/reformat-all.sh
-      - name: Check for changes
-        run: git diff --output=uncrustify-changes.patch
-      - name: Show changes on standard output
-        run: git diff
-      - uses: actions/upload-artifact@v3
-        with:
-          name: uncrustify-changes.patch
-          path: uncrustify-changes.patch
-      - name: Set job status
-        run: test ! -s uncrustify-changes.patch
+      - name: Run pre-commit
+        uses: pre-commit run -a
 
   msvc:
     strategy: