bump django version to 5.2.8

Author: antkryt

poetry.lock

@@ -17,7 +17,7 @@ dependencies = [
     "django-extensions==3.2.3",  # MIT
     "django-filter==25.1",  # BSD
     "django-oauth-toolkit==3.0.1",  # BSD
-    "django==5.2.7",  # BSD 3 Clause
+    "django>=5.2.8,<5.3",  # BSD 3 Clause
     "elasticsearch8==8.17.2",  # Apache 2.0
     "lxml==5.3.0",  # BSD
     "kombu==5.5.4",  # BSD 3 Clause