fix: sla getting fullfiled on converting to deal

Author: shariquerik

crm/fcrm/doctype/crm_deal/crm_deal.py

@@ -108,6 +108,8 @@ def set_sla(self):
 		"""
 		sla = get_sla(self)
 		if not sla:
+			self.first_responded_on = None
+			self.first_response_time = None
 			return
 		self.sla = sla.name
 

crm/fcrm/doctype/crm_lead/crm_lead.py

@@ -234,6 +234,8 @@ def set_sla(self):
 		"""
 		sla = get_sla(self)
 		if not sla:
+			self.first_responded_on = None
+			self.first_response_time = None
 			return
 		self.sla = sla.name