Update build script

Author: davidmezzetti

.github/workflows/build.yml

@@ -28,9 +28,7 @@ jobs:
         if: matrix.os != 'ubuntu-latest'
 
       - name: Install dependencies - macOS
-        run: |
-          brew install libomp
-          pip install torch==1.12.1 torchvision==0.13.1
+        run: brew install libomp
         if: matrix.os == 'macos-latest'
 
       - name: Install dependencies - Windows