Update changelog

CHANGELOG

@@ -1,6 +1,7 @@
-v0.7 (unreleased):
+v0.6.6 (unreleased):
 
 - Dropped support for end-of-life Python 3.7.
+- Added support for Python 3.12.
 
 v0.6.5 (released September 5, 2023):
 

docs/changelog.rst

@@ -1,13 +1,14 @@
 Changelog
 =========
 
-v0.7
+v0.6.6
+------
 
 Unreleased
 (`changes <https://github.com/earwig/mwparserfromhell/compare/v0.6.5...main>`__):
 
 - Dropped support for end-of-life Python 3.7.
+- Added support for Python 3.12.
 
 v0.6.5
 ------

setup.py

@@ -109,6 +109,7 @@ setup(
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
         "Topic :: Text Processing :: Markup",
     ],
 )