fix: Update user profile picture, if employee profile pic is changed (#37483)

* fix: Update user pic if employee pic is changed.

* fix: Update condition
diff --git a/erpnext/setup/doctype/employee/employee.py b/erpnext/setup/doctype/employee/employee.py
index 566392c..78fb4df 100755
--- a/erpnext/setup/doctype/employee/employee.py
+++ b/erpnext/setup/doctype/employee/employee.py
@@ -123,7 +123,7 @@
 			user.gender = self.gender
 
 		if self.image:
-			if not user.user_image:
+			if not user.user_image or self.has_value_changed("image"):
 				user.user_image = self.image
 				try:
 					frappe.get_doc(