fix(deps): update django to v6

Author: renovate[bot]

pyproject.toml

@@ -27,7 +27,7 @@ dependencies = [
   "django-oauth-toolkit==3.2.0",
   "django-resonant-settings[allauth,celery]==0.48.1",
   "django-resonant-utils[allauth,s3_storage]==0.19.0",
-  "django-stubs-ext==5.2.9",
+  "django-stubs-ext==6.0.1",
   "djangorestframework==3.17.0",
   "drf-yasg==1.21.15",
   # Needed for GeoDjango and "large-image[gdal]"
@@ -93,7 +93,7 @@ lint = [
 type = [
   "mypy==1.19.1",
   "celery-types==0.26.0",
-  "django-stubs[compatible-mypy]==5.2.9",
+  "django-stubs[compatible-mypy]==6.0.1",
   "djangorestframework-stubs[compatible-mypy]==3.16.8",
   "pandas-stubs==3.0.0.260204",
   "types-channels==4.3.0.20250822",