Wait until keyup to set the slug input on the post page, otherwise the final character is not stored. props SergeyBiryukov, fixes #23613.

git-svn-id: https://develop.svn.wordpress.org/trunk@24059 602fd350-edb4-49c9-b593-d223f7449a82

wp-admin/js/post.js

@@ -694,6 +694,7 @@ jQuery(document).ready( function($) {
 					b.children('.cancel').click();
 					return false;
 				}
+			}).keyup(function(e) {
 				real_slug.val(this.value);
 			}).focus();
 		}