fix: don't attempt to set gender from salutation (#40997)

diff --git a/erpnext/setup/doctype/employee/employee.js b/erpnext/setup/doctype/employee/employee.js
index d165d42..7a1efa8 100755
--- a/erpnext/setup/doctype/employee/employee.js
+++ b/erpnext/setup/doctype/employee/employee.js
@@ -18,18 +18,6 @@
 	refresh() {
 		erpnext.toggle_naming_series();
 	}
-
-	salutation() {
-		if (this.frm.doc.salutation) {
-			this.frm.set_value(
-				"gender",
-				{
-					Mr: "Male",
-					Ms: "Female",
-				}[this.frm.doc.salutation]
-			);
-		}
-	}
 };
 
 frappe.ui.form.on("Employee", {