Workaround -Wno-error for GCC 14 (upstream Pytorch) (#2895)

Author: kwasd

.github/actions/setup-pytorch/action.yml

@@ -120,7 +120,7 @@ runs:
         cd pytorch
         pip install wheel
         pip install -r requirements.txt
-        USE_STATIC_MKL=1 python setup.py bdist_wheel
+        USE_STATIC_MKL=1 CFLAGS="-Wno-error=maybe-uninitialized" python setup.py bdist_wheel
 
     - name: Install PyTorch (built from source)
       if: ${{ inputs.mode == 'source' }}