Fix tests

Author: StanFromIreland

.github/workflows/test.yml

@@ -25,8 +25,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.10", "3.12", "3.13", "3.14"]
+        python-version: ["3.12", "3.13", "3.14"]
         django: ["5.2", "6.1"]
+        include:
+          # The production server runs Python 3.10, which Django 6 does
+          # not support, so only test it with Django 5.2.
+          - python-version: "3.10"
+            django: "5.2"
     name: Python ${{ matrix.python-version }} / Django ${{ matrix.django }}
     env:
       DJANGO_SETTINGS_MODULE: codespeed.tests.settings