Test on Django 5.2 (#40)

Author: dcwatson

.github/workflows/ci.yml

@@ -26,13 +26,15 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        django-version: ["4.2", "5.0", "5.1"]
+        django-version: ["4.2", "5.0", "5.1", "5.2"]
         python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
         exclude:
           - python-version: "3.9"
             django-version: "5.0"
           - python-version: "3.9"
             django-version: "5.1"
+          - python-version: "3.9"
+            django-version: "5.2"
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}