Build macOS wheel when updating version info (#2350)

* Build macos wheel on 2.x branch

* remove env

* fix python3.10 can not found error

* fix python3.10 can not found error

* comment config

* trigger on push action

.github/workflows/build_macos_wheel.yml

+name: build macos wheel
+
+on: push
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build_macos10_wheel:
+    runs-on: macos-10.15
+    if: contains(github.event.head_commit.message, 'Bump version to')
+    strategy:
+      matrix:
+        torch: [1.6.0, 1.7.0, 1.8.0, 1.9.0, 1.10.0, 1.11.0, 1.12.0]
+        python-version: [3.6, 3.7, 3.8, 3.9, '3.10']
+        include:
+          - torch: 1.6.0
+            torchvision: 0.7.0
+          - torch: 1.7.0
+            torchvision: 0.8.1
+          - torch: 1.8.0
+            torchvision: 0.9.0
+          - torch: 1.9.0
+            torchvision: 0.10.0
+          - torch: 1.10.0
+            torchvision: 0.11.0
+          - torch: 1.11.0
+            torchvision: 0.12.0
+          - torch: 1.12.0
+            torchvision: 0.13.0
+        exclude:
+          - torch: 1.6.0
+            python-version: 3.9
+          - torch: 1.6.0
+            python-version: '3.10'
+          - torch: 1.7.0
+            python-version: 3.9
+          - torch: 1.7.0
+            python-version: '3.10'
+          - torch: 1.8.0
+            python-version: '3.10'
+          - torch: 1.9.0
+            python-version: '3.10'
+          - torch: 1.10.0
+            python-version: '3.10'
+          - torch: 1.11.0
+            python-version: 3.6
+          - torch: 1.12.0
+            python-version: 3.6
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install psutil
+        run: pip install psutil
+      - name: Install PyTorch
+        run: pip install torch==${{matrix.torch}} torchvision==${{matrix.torchvision}} --no-cache-dir
+      - name: Build and install
+        run: |
+          pip install wheel
+          python setup.py bdist_wheel
+      - uses: actions/upload-artifact@v3
+        with:
+          name: ${{matrix.torch}}
+          path: dist/