Fix ambiguous wording on appeal actions (#18328)

Fixes #18322

config/locales/en.yml

@@ -1036,10 +1036,12 @@ en:
       appealed_msg: Your appeal has been submitted. If it is approved, you will be notified.
       appeals:
         submit: Submit appeal
+      approve_appeal: Approve appeal
       associated_report: Associated report
       created_at: Dated
       description_html: These are actions taken against your account and warnings that have been sent to you by the staff of %{instance}.
       recipient: Addressed to
+      reject_appeal: Reject appeal
       status: 'Post #%{id}'
       status_removed: Post already removed from system
       title: "%{action} from %{date}"