Add back all versions testing

Author: amc-corey-cox

.github/workflows/check-pull-request.yaml

@@ -17,11 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ ubuntu-latest, windows-latest ]
-        # python-version: [ "3.9", "3.10", "3.11", "3.12" , "3.13" ]
-        python-version: [ "3.10" ]
-        # exclude:
-        #   - os: windows-latest
-        #     python-version: "3.9"
+        python-version: [ "3.9", "3.10", "3.11", "3.12" , "3.13" ]
 
     runs-on: ${{ matrix.os }}