Added fix for pip._vendor.distlib issue on windows msys2 (#1762)

Added fix for pip._vendor.distlib issue on windows msys2

Signed-off-by: Eric Reinecke <[email protected]>

Author: reinecke

.github/workflows/python-package.yml

@@ -131,6 +131,9 @@ jobs:
           mingw-w64-x86_64-cmake
           make
           git
+    - name: Ensure MSYS2 pip is updated
+      if: matrix.python-version == 'mingw64'
+      run: curl -sS https://bootstrap.pypa.io/get-pip.py | python
     - name: Set up Python ${{ matrix.python-version }}
       if: matrix.python-version != 'mingw64'
       uses: actions/[email protected]