Fix quotes issue in item.js

erpnext/stock/doctype/item/item.js

@@ -126,7 +126,7 @@ frappe.ui.form.on("Item", {
 	image: function() {
 		refresh_field("image_view");
 	},
-	
+
 	is_customer_provided_item: function(frm) {
 		frm.toggle_reqd('customer', frm.doc.is_customer_provided_item ? 1:0);
 	},
@@ -587,7 +587,7 @@ $.extend(erpnext.item, {
 		}
 
 		var d = new frappe.ui.Dialog({
-			title: __('Create Variant"),
+			title: __('Create Variant'),
 			fields: fields
 		});