[minor] fixes for default print format appears twice (#3392)

frappe/printing/doctype/print_format/print_format.py

@@ -77,4 +77,7 @@ def make_default(name):
 			'value': name,
 		})
 
-	frappe.msgprint(frappe._("Done"))
+	frappe.msgprint(frappe._("{0} is now default print format for {1} doctype").format(
+		frappe.bold(name),
+		frappe.bold(print_format.doc_type)
+	))

frappe/public/js/frappe/model/meta.js

@@ -208,8 +208,8 @@ $.extend(frappe.meta, {
 		});
 
 		if(default_print_format && default_print_format != "Standard") {
-			var index = print_format_list.indexOf(default_print_format) - 1;
-			print_format_list.sort().splice(index, 1);
+			var index = print_format_list.indexOf(default_print_format);
+			print_format_list.splice(index, 1).sort();
 			print_format_list.unshift(default_print_format);
 		}