Bump wagtail from 7.0.8 to 7.0.9 in /requirements

[dependabot]

Bumps wagtail from 7.0.8 to 7.0.9.

Release notes

Sourced from wagtail's releases.

7.0.9

• 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)
• Maintenance: Update base managers for Page and Collection to avoid warnings from django-treebeard 5.3 (Samir Shah)

Changelog

Sourced from wagtail's changelog.

7.0.9 (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)
 * Maintenance: Update base managers for Page and Collection to avoid warnings from django-treebeard 5.3 (Samir Shah)

Commits

• ccbfe36 Ensure that multiple responses per test in TestServeView are all cleaned up
• 6faa612 Version bump to 7.0.9
• c89dbd7 Pin intersphinx refs for django-treebeard to 5.3.0
• ca30d1f Release notes for security fixes in 7.0.9
• c6277c2 Fix response checks for admin API insufficient permission checks
• 1fcf3ce Check edit permission on source page in "copy page for translation" action
• 5afd40f Make CopyViewMixin require edit or view permission over source object
• cba8038 Exclude items in descendants of private collections from document/image API e...
• f056499 Only apply ETag header for documents after authentication has passed
• aef9355 Fix admin API not applying sufficient page permission checks
• Additional commits viewable in compare view

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