Improve performnace of inter_team_move check

Use patient_id to determine if the patient is persisted or not. This method is only called after patient_ids are assigned to the changeset in the commit job. So all changesets should have a patient_id.

Author: murugapl

app/models/patient_changeset.rb

@@ -372,7 +372,7 @@ def deserialize_attribute(attributes, key, type)
   end
 
   def inter_team_move?
-    return false unless patient.persisted? && school_move.present?
+    return false unless patient_id.present? && school_move.present?
 
     school_move.from_another_team?
   end