Add changelog for #11503

CHANGELOG.txt

@@ -99,6 +99,7 @@ Changelog
  * Docs: Update MyST documentation parser library to v 2.0.0 (Neeraj Yetheendran)
  * Docs: Add documentation writing guidelines for intersphinx / external links (LB (Ben) Johnston)
  * Docs: Add `Page` model reference `get_children` documentation (Salvo Polizzi)
+ * Docs: Enforce CI build checks for documentation so that malformed links or missing images will not be allowed (Neeraj Yetheendran)
  * 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)
  * Maintenance: Adopt the usage of of translate string literals using `arg=_('...')` in all `wagtailadmin` module templates (Chiemezuo Akujobi)

docs/releases/6.0.md

@@ -142,6 +142,7 @@ This feature was implemented by Nick Lee, Thibaud Colas, and Sage Abdullah.
  * Update MyST documentation parser library to v 2.0.0 (Neeraj Yetheendran)
  * Add documentation writing guidelines for intersphinx / external links (LB (Ben) Johnston)
  * Add `Page` model reference `get_children` documentation (Salvo Polizzi)
+ * Enforce CI build checks for documentation so that malformed links or missing images will not be allowed (Neeraj Yetheendran)
 
 ### Maintenance