Update github workflow test matrix with relevant python and django versions

Author: trashnroll

.github/workflows/test.yml

@@ -10,8 +10,15 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
-        django-version: ['2.2', '3.0', '3.1', '3.2']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
+        django-version: ['2.2', '3.0', '3.1', '3.2', '4.0', '4.1', '4.2', '5.0', '5.1', '5.2']
+        exclude:
+          - python-version: '3.12'
+            django-version: '2.2'
+          - python-version: '3.12'
+            django-version: '3.0'
+          - python-version: '3.12'
+            django-version: '3.1'
 
     steps:
     - uses: actions/checkout@v2