Formalise Python 3.11 support for Wagtail 4.1 too

CHANGELOG.txt

@@ -23,6 +23,7 @@ Changelog
  * Allow snippet admin views to be customised via `SnippetViewSet` (Sage Abdullah)
  * Implement scheduled publishing for snippets inheriting from `DraftStateMixin` (Sage Abdullah)
  * Add reference index and usage reports for images, documents and snippets (Karl Hobley, Matt Westcott)
+ * Formalised support for Python 3.11 (Matt Westcott)
  * Add basic keyboard control and screen reader support for page listing re-ordering (Paarth Agarwal, Thomas van der Hoeven)
  * Add `PageQuerySet.private` method as an alias of `not_public` (Mehrdad Moradizadeh)
  * Most images in the admin will now only load once they are visible on screen (Jake Howard)

docs/releases/4.1.md

@@ -57,6 +57,7 @@ There are multiple improvements to the documentation theme this release, here ar
 
 ### Other features
 
+ * Formalised support for Python 3.11 (Matt Westcott)
  * Add basic keyboard control and screen reader support for page listing re-ordering (Paarth Agarwal, Thomas van der Hoeven)
  * Add `PageQuerySet.private` method as an alias of `not_public` (Mehrdad Moradizadeh)
  * Most images in the admin will now only load once they are visible on screen (Jake Howard)

docs/releases/upgrading.md

@@ -60,7 +60,7 @@ The compatible versions of Django and Python for each Wagtail release are:
 | Wagtail release | Compatible Django versions | Compatible Python versions |
 | --------------- | -------------------------- | -------------------------- |
 | 4.2             | 3.2, 4.0, 4.1              | 3.7, 3.8, 3.9, 3.10, 3.11  |
-| 4.1 LTS         | 3.2, 4.0, 4.1              | 3.7, 3.8, 3.9, 3.10        |
+| 4.1 LTS         | 3.2, 4.0, 4.1              | 3.7, 3.8, 3.9, 3.10, 3.11  |
 | 4.0             | 3.2, 4.0, 4.1              | 3.7, 3.8, 3.9, 3.10        |
 | 3.0             | 3.2, 4.0                   | 3.7, 3.8, 3.9, 3.10        |
 | 2.16            | 3.2, 4.0                   | 3.7, 3.8, 3.9, 3.10        |