chore: Refactor Contact Inbox Builders (#5617)

- Remove duplicate code and move everything to builders
- fixes: #4680

app/models/channel/facebook_page.rb

@@ -37,16 +37,11 @@ class Channel::FacebookPage < ApplicationRecord
   end
 
   def create_contact_inbox(instagram_id, name)
-    ActiveRecord::Base.transaction do
-      contact = inbox.account.contacts.create!(name: name)
-      ::ContactInbox.create!(
-        contact_id: contact.id,
-        inbox_id: inbox.id,
-        source_id: instagram_id
-      )
-    rescue StandardError => e
-      Rails.logger.error e
-    end
+    @contact_inbox = ::ContactInboxWithContactBuilder.new({
+                                                            source_id: instagram_id,
+                                                            inbox: inbox,
+                                                            contact_attributes: { name: name }
+                                                          }).perform
   end
 
   def subscribe