Remove useless clang format steps in gihub workflow

.github/workflows/linux.yml

@@ -30,7 +30,6 @@ jobs:
 
  steps:
 
-
  - name: Install GCC
  if: matrix.sys.compiler == 'gcc'
  uses: egor-tensin/setup-gcc@v1
@@ -78,14 +77,6 @@ jobs:
  working-directory: build
  run: ctest -C ${{matrix.config.name}} --output-on-failure
 
- - name: Check clang-format version
- working-directory: build
- run: clang-format --version
-
- - name: Check clang-format help
- working-directory: build
- run: clang-format --help
-
  - name: Run clang-format dry-run
  if: matrix.sys.compiler == 'clang'
  working-directory: build