Provide requirements file and update linting workflow to use (pins linting tool versions).

Author: jatkinson1000

.github/workflows/linting.yml

@@ -38,8 +38,7 @@ jobs:
           python -m venv ftorch
           . ftorch/bin/activate
           pip install torch torchvision --index-url https://download.pytorch.org/whl/cpu
-          pip install fortitude-lint
-          pip install ruff
+          pip install -r requirements.txt
 
       # Run CMake build to get compile commands for clang
       - name: FTorch CMake

requirements.txt

@@ -0,0 +1,4 @@
+ruff==0.7.3
+fortitude-lint
+clang-format==19.1.3
+clang-tidy==19.1.0