Fix push audience query

Author: Rafael Santos

src/dashboard/Push/PushNew.react.js

@@ -217,6 +217,9 @@ export default class PushNew extends DashboardView {
     // Only set the audience ID if it is a saved audience.
     if (audience_id != PushConstants.NEW_SEGMENT_ID && audience_id != "everyone") {
       body.audience_id = audience_id;
+      const pushAudience = this.props.pushaudiences.data.get('audiences').toJS()
+        .find((a) => a.objectId === audience_id);
+      body.where = pushAudience.query;
     }
     Parse.Push.send(body, {
       useMasterKey: true,