Prep for django-csp==4.0b4

Author: Rob Hudson

CHANGES.md

@@ -1,8 +1,12 @@
 CHANGES
 =======
 
+4.0b4
+=====
+- Fix missing packaging dependency ([#266](https://github.com/mozilla/django-csp/pull/266))
+
 4.0b3
-==========
+=====
 - Add Python 3.13, drop EOL Python 3.8 ([#245](https://github.com/mozilla/django-csp/pull/245))
 - docs: Fix trusted_types links ([#250](https://github.com/mozilla/django-csp/pull/250))
 - Add `EXCLUDE_URL_PREFIXES` check ([#252](https://github.com/mozilla/django-csp/pull/252))

pyproject.toml

@@ -6,7 +6,7 @@ requires = [
 
 [project]
 name = "django-csp"
-version = "4.0b3"
+version = "4.0b4"
 description = "Django Content Security Policy support."
 readme = "README.rst"
 license = { text = "BSD" }