chore(deps): bump wagtail from 7.4.2 to 7.4.3 in /requirements

[dependabot]

Bumps wagtail from 7.4.2 to 7.4.3.

Release notes

Sourced from wagtail's releases.

7.4.3

• Security fix: Improper restriction handling on Pages admin API (xuliang@QAX, Dan Braghis)
• Security fix: Identification of documents by SHA1 hash (Anand Himanshu, Matt Westcott)
• Security fix: Improper restriction handling on descendant collections in Documents and Images API (Ta Duc Thien, Matt Westcott)
• Security fix: Improper permission handling when copying snippets (tinyb0y, Matt Westcott)
• Security fix: Improper restriction handling on Page translation API endpoint (tinyb0y, Matt Westcott)
• Fix: Ensure models with a UUID primary key can be previewed when creating a new instance (Sébastien Corbin)
• Fix: Ensure the checks side panel recognises custom ContentCheckerItem subclasses (Robert Rollins)
• Fix: Ensure form field clean_name is consistently set on form pages if autosave runs prematurely (Joey Jurjens)
• Fix: Set last_published_at noon alias pages on first publish (Kevin Howbrook)
• Maintenance: Update base managers for Page and Collection to avoid warnings from django-treebeard 5.3 (Samir Shah)

Changelog

Sourced from wagtail's changelog.

7.4.3 (20.08.2026)

 * Security fix: Improper restriction handling on Pages admin API (xuliang@QAX, Dan Braghis)
 * Security fix: Identification of documents by SHA1 hash (Anand Himanshu, Matt Westcott)
 * Security fix: Improper restriction handling on descendant collections in Documents and Images API (Ta Duc Thien, Matt Westcott)
 * Security fix: Improper permission handling when copying snippets (tinyb0y, Matt Westcott)
 * Security fix: Improper restriction handling on Page translation API endpoint (tinyb0y, Matt Westcott)
 * Fix: Ensure models with a UUID primary key can be previewed when creating a new instance (Sébastien Corbin)
 * Fix: Ensure the checks side panel recognises custom `ContentCheckerItem` subclasses (Robert Rollins)
 * Fix: Ensure form field clean_name is consistently set on form pages if autosave runs prematurely (Joey Jurjens)
 * Fix: Set `last_published_at` noon alias pages on first publish (Kevin Howbrook)
 * Maintenance: Update base managers for Page and Collection to avoid warnings from django-treebeard 5.3 (Samir Shah)

Commits

• eceb348 Version bump to 7.4.3
• f490c06 Release notes for security fixes in 7.4.3
• 9fede08 Pin intersphinx refs for django-treebeard to 5.3.0
• 4333cd5 Release notes for security fixes in 7.3.4
• 069fe70 Release notes for security fixes in 7.0.9
• ac853cf Check edit permission on source page in "copy page for translation" action
• aebf892 Make CopyViewMixin require edit or view permission over source object
• 9a69e0a Exclude items in descendants of private collections from document/image API e...
• 59b0cd4 Ensure that multiple responses per test in TestServeView are all cleaned up
• a140237 Only apply ETag header for documents after authentication has passed
• Additional commits viewable in compare view

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