Update python versions to not trim version number 3.10 to 3.1

Author: pjkundert

.github/workflows/main.yml

@@ -20,7 +20,7 @@ jobs:
     strategy:
       matrix:
         # Requires Python3 w/ Type Annotations
-        python-version: [3.9, 3.10, 3.11, 3.x]
+        python-version: ['3.9', '3.10', '3.11', '3.x']
 
     steps:
     - uses: actions/checkout@v2