Fix Rails/CompactBlank cop (#24690)

app/helpers/application_helper.rb

@@ -161,7 +161,7 @@ module ApplicationHelper
     output << 'system-font' if current_account&.user&.setting_system_font_ui
     output << (current_account&.user&.setting_reduce_motion ? 'reduce-motion' : 'no-reduce-motion')
     output << 'rtl' if locale_direction == 'rtl'
-    output.reject(&:blank?).join(' ')
+    output.compact_blank.join(' ')
   end
 
   def cdn_host

app/helpers/statuses_helper.rb

@@ -51,14 +51,14 @@ module StatusesHelper
   end
 
   def status_description(status)
-    components = [[media_summary(status), status_text_summary(status)].reject(&:blank?).join(' · ')]
+    components = [[media_summary(status), status_text_summary(status)].compact_blank.join(' · ')]
 
     if status.spoiler_text.blank?
       components << status.text
       components << poll_summary(status)
     end
 
-    components.reject(&:blank?).join("\n\n")
+    components.compact_blank.join("\n\n")
   end
 
   def stream_link_target