Corrected a typo in {% page_header_buttons %}

Fixes #10730

CHANGELOG.txt

@@ -76,6 +76,7 @@ Changelog
  * Fix: Fix `search_promotions` `0004_copy_queries` migration for long-lived Wagtail instances (Sage Abdullah)
  * Fix: Guard against `TypeError` in `0088_fix_log_entry_json_timestamps` migration (Sage Abdullah)
  * Fix: Add migration to replace JSON null values with empty objects in log entries' data (Sage Abdullah)
+ * Fix: Typo in the `page_header_buttons` template tag when accessing the context's request object (Robert Rollins)
  * Docs: Document how to add non-ModelAdmin views to a `ModelAdminGroup` (Onno Timmerman)
  * Docs: Document how to add StructBlock data to a StreamField (Ramon Wenger)
  * Docs: Update ReadTheDocs settings to v2 to resolve urllib3 issue in linkcheck extension (Thibaud Colas)

docs/releases/5.1.md

@@ -125,6 +125,7 @@ This feature was developed by Aman Pandey as part of the Google Summer of Code p
  * Fix `search_promotions` `0004_copy_queries` migration for long-lived Wagtail instances (Sage Abdullah)
  * Guard against `TypeError` in `0088_fix_log_entry_json_timestamps` migration (Sage Abdullah)
  * Add migration to replace JSON null values with empty objects in log entries' data (Sage Abdullah)
+ * Fix typo in the `page_header_buttons` template tag when accessing the context's request object (Robert Rollins)
 
 ### Documentation
 

wagtail/admin/templatetags/wagtailadmin_tags.py

@@ -473,7 +473,7 @@ def page_listing_buttons(context, page, page_perms):
     "wagtailadmin/pages/listing/_page_header_buttons.html", takes_context=True
 )
 def page_header_buttons(context, page, page_perms):
-    next_url = context.request.path
+    next_url = context["request"].path
     button_hooks = hooks.get_hooks("register_page_header_buttons")
 
     buttons = []