Fix accounts search by full/partial display name and others (#11580)

- Restrict followers counts to local users to minimize local advantage
- Fix emoji shortcodes causing error in search
- Fix search syntax parse errors not being caught

app/services/search_service.rb

@@ -52,7 +52,7 @@ class SearchService < BaseService
     preloaded_relations = relations_map_for_account(@account, account_ids, account_domains)
 
     results.reject { |status| StatusFilter.new(status, @account, preloaded_relations).filtered? }
-  rescue Faraday::ConnectionFailed
+  rescue Faraday::ConnectionFailed, Parslet::ParseFailed
     []
   end