Update confirmation modal labels to follow terminology guidelines

app/views/projects/hooks/edit.html.haml

@@ -14,7 +14,7 @@
 
       = f.submit _('Save changes'), class: 'btn gl-button btn-confirm gl-mr-3'
       = render 'shared/web_hooks/test_button', hook: @hook
-      = link_to _('Delete'), project_hook_path(@project, @hook), method: :delete, class: 'btn gl-button btn-danger float-right', aria: { label: _('Delete') }, data: { confirm: _('Are you sure?'), confirm_btn_variant: 'danger' }
+      = link_to _('Delete'), project_hook_path(@project, @hook), method: :delete, class: 'btn gl-button btn-danger float-right', aria: { label: s_('Webhooks|Delete webhook') }, data: { confirm: s_('Webhooks|Are you sure you want to delete this project hook?'), confirm_btn_variant: 'danger' }
 
 %hr
 

locale/gitlab.pot

@@ -40518,6 +40518,9 @@ msgstr ""
 msgid "Webhooks|An issue is created, updated, closed, or reopened."
 msgstr ""
 
+msgid "Webhooks|Are you sure you want to delete this project hook?"
+msgstr ""
+
 msgid "Webhooks|Are you sure you want to delete this webhook?"
 msgstr ""