Allow django-taggit 4.x

setup.py

@@ -22,7 +22,7 @@ install_requires = [
     "Django>=3.2,<4.3",
     "django-modelcluster>=6.0,<7.0",
     "django-permissionedforms>=0.1,<1.0",
-    "django-taggit>=2.0,<4.0",
+    "django-taggit>=2.0,<5.0",
     "django-treebeard>=4.5.1,<5.0",
     "djangorestframework>=3.11.1,<4.0",
     "django-filter>=2.2,<23",