Fix auto-report string saying the account has been auto-silenced (#12142)

app/lib/spam_check.rb

@@ -135,7 +135,7 @@ class SpamCheck
 
   def auto_report_status!
     status_ids = Status.where(visibility: %i(public unlisted)).where(id: matching_status_ids).pluck(:id) + [@status.id] if @status.distributable?
-    ReportService.new.call(Account.representative, @account, status_ids: status_ids, comment: I18n.t('spam_check.spam_detected_and_silenced'))
+    ReportService.new.call(Account.representative, @account, status_ids: status_ids, comment: I18n.t('spam_check.spam_detected'))
   end
 
   def already_flagged?

config/locales/en.yml

@@ -1009,7 +1009,7 @@ en:
     relationships: Follows and followers
     two_factor_authentication: Two-factor Auth
   spam_check:
-    spam_detected_and_silenced: This is an automated report. Spam has been detected and the sender has been silenced automatically. If this is a mistake, please unsilence the account.
+    spam_detected: This is an automated report. Spam has been detected.
   statuses:
     attached:
       description: 'Attached: %{attached}'