Update clang-format version in workflow configuration to 22

.github/workflows/clang-format-check.yml

@@ -19,6 +19,6 @@ jobs:
     - name: Run clang-format style check for C/C++ programs.
       uses: jidicula/clang-format-action@v4.15.0
       with:
-        clang-format-version: '13'
+        clang-format-version: '20'
         check-path: ${{ matrix.path }}
         fallback-style: 'Google'

README.md

@@ -129,11 +129,11 @@ Testflo can be run by calling the following command from TACS' root directory:
    testflo ./tests
    ```
 3. Add unit/integration tests that include coverage for any features that have been added to TACS' test [library](https://github.com/smdogroup/tacs/tree/master/tests).
-4. Run formatting checks on any modified C++ source/header code using [clang-format](https://clang.llvm.org/docs/ClangFormat.html).
+4. Run formatting checks on any modified C++ source/header code using [clang-format](https://clang.llvm.org/docs/ClangFormat.html). We use version 20 with a Google format style.
    ```
    clang-format --style=Google -i filename.cpp
    ```
-5. Run formatting checks on any modified Python code using [Black](https://black.readthedocs.io/en/stable/).
+5. Run formatting checks on any modified Python code using [Black](https://black.readthedocs.io/en/stable/). We use version 24.
    ```
    python -m black filename.py
    ```