Address unused translation errors.

app/views/settings/keyword_mutes/_keyword_mute.html.haml

@@ -5,6 +5,6 @@
     - if keyword_mute.whole_word
       %i.fa.fa-check
   %td
-    = table_link_to 'edit', t('settings.keyword_mutes.edit'), edit_settings_keyword_mute_path(keyword_mute)
+    = table_link_to 'edit', t('keyword_mutes.edit'), edit_settings_keyword_mute_path(keyword_mute)
   %td
-    = table_link_to 'times', t('settings.keyword_mutes.delete'), settings_keyword_mute_path(keyword_mute), method: :delete, data: { confirm: t('admin.accounts.are_you_sure') }
+    = table_link_to 'times', t('keyword_mutes.remove'), settings_keyword_mute_path(keyword_mute), method: :delete, data: { confirm: t('admin.accounts.are_you_sure') }

config/locales/en.yml

@@ -375,11 +375,11 @@ en:
     upload: Upload
   keyword_mutes:
     add_keyword: Add keyword
-    delete: Delete
     edit: Edit
     edit_keyword: Edit keyword
     keyword: Keyword
     match_whole_word: Match whole word
+    remove: Remove
     remove_all: Remove all
   landing_strip_html: "<strong>%{name}</strong> is a user on %{link_to_root_path}. You can follow them or interact with them if you have an account anywhere in the fediverse."
   landing_strip_signup_html: If you don't, you can <a href="%{sign_up_path}">sign up here</a>.