fix: total allocated percentage for sales team issue

(cherry picked from commit b498094a97)

erpnext/selling/doctype/quotation/quotation.py

@@ -288,6 +288,7 @@ def _make_sales_order(source_name, target_doc=None, ignore_permissions=False):
 			)
 
 		# sales team
+		if not target.get("sales_team"):
 			for d in customer.get("sales_team") or []:
 				target.append(
 					"sales_team",