Stop testing unavailable and EOL Python 3.5

Author: hugovk

.github/workflows/main.yml

@@ -44,7 +44,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.5", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.13"]
+        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.13"]
 
     steps:
       - uses: actions/checkout@v4