Add changelog for #11120

Closes #11071

CHANGELOG.txt

@@ -7,6 +7,7 @@ Changelog
  * Fix: Update system check for overwriting storage backends to recognise the `STORAGES` setting introduced in Django 4.2 (phijma-leukeleu)
  * Fix: Prevent password change form from raising a validation error when browser autocomplete fills in the "Old password" field (Chiemezuo Akujobi)
  * Maintenance: Update BeautifulSoup upper bound to 4.12.x (scott-8)
+ * Maintenance: Migrate initialization of classes (such as `body.ready`) from multiple JavaScript implementations to one Stimulus controller `w-init` (Chiemezuo Akujobi)
 
 
 5.2 LTS (xx.xx.xxxx) - IN DEVELOPMENT

docs/releases/5.3.md

@@ -28,6 +28,7 @@ depth: 1
 ### Maintenance
 
  * Update BeautifulSoup upper bound to 4.12.x (scott-8)
+ * Migrate initialization of classes (such as `body.ready`) from multiple JavaScript implementations to one Stimulus controller `w-init` (Chiemezuo Akujobi)
 
 
 ## Upgrade considerations - changes affecting all projects