[CONFIG] Possible solution for #365

Changes in file .github/workflows/Tests.yml:
 * revert some config settings

Author: reactive-firewall

.github/workflows/Tests.yml

@@ -74,7 +74,6 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
         python-version: ["${{ vars.PYTHON_OLD_MIN }}", "${{ vars.PYTHON_OLD_EXTRA }}", "${{ vars.PYTHON_DEFAULT }}", "${{ vars.PYTHON_EXPERIMENTAL }}"]
     env:
-      OS: ${{ matrix.os }}
       PYTHON_VERSION: ${{ matrix.python-version }}
       LANG: "en_US.utf-8"
       COVERAGE_RCFILE: ./.coveragerc
@@ -211,7 +210,6 @@ jobs:
         os: [ubuntu-latest, macos-latest]
         python-version: ["${{ vars.PYTHON_OLD_MIN }}", "${{ vars.PYTHON_OLD_EXTRA }}", "${{ vars.PYTHON_DEFAULT }}", "${{ vars.PYTHON_EXPERIMENTAL }}"]
     env:
-      OS: ${{ matrix.os }}
       PYTHON_VERSION: ${{ matrix.python-version }}
       LANG: "en_US.utf-8"
       LC_CTYPE: "en_US.utf-8"