Change follow recommendation materialized view to be faster in most cases (#26545)

Co-authored-by: Renaud Chaput <renchap@gmail.com>

app/models/follow_recommendation.rb

@@ -2,7 +2,7 @@
 
 # == Schema Information
 #
-# Table name: follow_recommendations
+# Table name: global_follow_recommendations
 #
 #  account_id :bigint(8)        primary key
 #  rank       :decimal(, )
@@ -11,6 +11,7 @@
 
 class FollowRecommendation < ApplicationRecord
   self.primary_key = :account_id
+  self.table_name = :global_follow_recommendations
 
   belongs_to :account_summary, foreign_key: :account_id, inverse_of: false
   belongs_to :account