Merge pull request #124 from modoboa/python-3.11

Python 3.11 compatibility

Author: tonioo

.github/workflows/plugin.yml

@@ -41,7 +41,7 @@ jobs:
     strategy:
       matrix:
         database: ['postgres', 'mysql']
-        python-version: [3.8, 3.9, '3.10']
+        python-version: [3.8, 3.9, '3.10', '3.11']
       fail-fast: false
 
     steps: