fix: contact permmission issue (#24503)

diff --git a/erpnext/crm/doctype/lead/lead.py b/erpnext/crm/doctype/lead/lead.py
index 1439adb..938cbfd 100644
--- a/erpnext/crm/doctype/lead/lead.py
+++ b/erpnext/crm/doctype/lead/lead.py
@@ -176,7 +176,7 @@
 				"phone": self.mobile_no
 			})
 
-		contact.insert()
+		contact.insert(ignore_permissions=True)
 
 		return contact