test windows ci python >= 3.8

Author: lu1and10

.github/workflows/python_wheel.yml

@@ -140,24 +140,6 @@ jobs:
     - name: Install GCC and make
       run: C:\msys64\usr\bin\bash.exe -lc "pacman -Sy --noconfirm make mingw-w64-x86_64-toolchain mingw-w64-x86_64-fftw"
 
-    - name: Build and Test Python 3.6
-      uses: actions/setup-python@v2
-      with:
-        python-version: '3.6'
-        architecture: 'x64'
-    - run: |
-        .\.github\workflows\python_build_win.ps1
-        .\.github\workflows\python_test_win.ps1
-
-    - name: Build and Test Python 3.7
-      uses: actions/setup-python@v2
-      with:
-        python-version: '3.7'
-        architecture: 'x64'
-    - run: |
-        .\.github\workflows\python_build_win.ps1
-        .\.github\workflows\python_test_win.ps1
-
     - name: Build and Test Python 3.8
       uses: actions/setup-python@v2
       with: