ajaxOptions.dataType can also return multiple space-separated values

Ref : http://api.jquery.com/jQuery.ajax/#jQuery-ajax-settings

Fix error in d344a8f
Fix #12454

Signed-off-by: Deven Bansod <devenbansod.bits@gmail.com>

js/console.js

@@ -192,7 +192,7 @@ var PMA_console = {
             });
 
             $(document).ajaxComplete(function (event, xhr, ajaxOptions) {
-                if (ajaxOptions.dataType != 'json') {
+                if (ajaxOptions.dataType && ajaxOptions.dataType.indexOf('json') != -1) {
                     return;
                 }
                 try {