Run tests for Python 3.13

Author: aosingh

.github/workflows/test.yaml

@@ -8,7 +8,7 @@ jobs:
       fail-fast: true
       matrix:
         os: [ ubuntu-latest ]
-        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.13']
 
     steps:
       - name: Check out python-select-ai repository code