Fix deprecation warning for jQuery.fn.keydown() event shorthand

This patch updates the code to use the .on() method instead of
the deprecated .keydown() event shorthand, which was causing a
deprecation warning. For more info. please refer[1].

[1] https://api.jquery.com/keydown/

Change-Id: I00b7c85f940f4967026e5d397321d4d56f10b1aa

1 files changed, 1 insertions, 1 deletions

diff --git a/horizon/static/horizon/js/horizon.membership.js b/horizon/static/horizon/js/horizon.membership.js
index 7d453c556..7ff62c4e3 100644
--- a/horizon/static/horizon/js/horizon.membership.js
+++ b/horizon/static/horizon/js/horizon.membership.js
@@ -490,7 +490,7 @@ horizon.membership = {
       }
 
       // prevent filter inputs from submitting form on 'enter'
-      $form.find('.' + step_slug + '_membership').keydown(function(event){
+      $form.find('.' + step_slug + '_membership').on('keydown', function(event){
         if (event.keyCode === 13) {
           event.preventDefault();
           return false;