Update pythonapp.yml

Author: RandyParedis

.github/workflows/pythonapp.yml

@@ -12,7 +12,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        python-version: [3.5, 3.6, 3.7]
+        python-version: [3.10, 3.11, 3.12]
 
     steps:
     - uses: actions/checkout@v1