message: GH-actions: fix ctest call on Windows.
diff: @@ -39,4 +39,4 @@ jobs:
  - name: test
  shell: bash
  working-directory: ${{runner.workspace}}/build
  - run: ctest --output-on-failure
  \ No newline at end of file
  + run: ctest -C $BUILD_TYPE --output-on-failure
  \ No newline at end of file
  