Fix unnecessary condition causing seqscan when indexing (mastodon#26689)

app/models/concerns/account_statuses_search.rb

@@ -31,7 +31,7 @@ def enqueue_remove_from_public_statuses_index
   def add_to_public_statuses_index!
     return unless Chewy.enabled?
 
-    statuses.indexable.find_in_batches do |batch|
+    statuses.without_reblogs.where(visibility: :public).find_in_batches do |batch|
       PublicStatusesIndex.import(query: batch)
     end
   end