dnscms: upgrade to wagtail 8 and django 6.1, test upgrade-sensitive admin surfaces

dnscms/pyproject.toml

@@ -5,22 +5,22 @@ description = ""
 authors = [{ name = "EDB", email = "edb@neuf.no" }]
 requires-python = ">=3.14, <3.15"
 dependencies = [
-    "wagtail>=7.4.2,<8",
+    "wagtail>=8.0,<9",
     "wagtail-grapple>=0.31.0,<0.32",
     "wagtail-headless-preview>=0.9,<0.10",
-    "django>=6.0.6,<7",
+    "django>=6.1,<7",
     "django-extensions>=4.1,<5",
     "psycopg2-binary>=2.9.12,<3",
-    "gunicorn>=26.0.0,<27",
+    "gunicorn>=26.2.0,<27",
     "whitenoise>=6.12.0,<7",
 ]
 
 [dependency-groups]
 dev = [
-    "ruff>=0.16.1,<0.17",
+    "ruff>=0.16.5,<0.17",
     "pytest>=9.1.1,<10",
     "pytest-cov>=7.0.0,<8",
-    "pytest-django>=4.12.0,<5",
+    "pytest-django>=4.14.0,<5",
     "wagtail-factories>=4.5.0,<5",
 ]