Update test.yml

fix python/django versions in test matrix

Author: bckohan

.github/workflows/test.yml

@@ -17,6 +17,10 @@ jobs:
             django-version: 'Django~=4.0.0'
           - python-version: '3.7'
             django-version: 'Django~=4.1.0'
+          - python-version: '3.11'
+            django-version: 'Django~=3.2.0'
+          - python-version: '3.11'
+            django-version: 'Django~=4.0.0'
 
     steps:
     - uses: actions/checkout@v2