Expand testing to current Pythons less 3.7

References:
* casework/CASE-Utilities-Python#99

Signed-off-by: Alex Nelson <[email protected]>

Author: ajnelson-nist

.github/workflows/ci.yml

@@ -23,7 +23,9 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.8]
+        python-version:
+          - '3.8'
+          - '3.11'
 
     steps:
     - uses: actions/checkout@v2