[angular-externs]: Remove extra string type from ngAnimate externs.
@@ -268,7 +268,7 @@ angular.Animation.prototype.addClass;
angular.Animation.prototype.beforeRemoveClass;
/**
- * @type {function(!angular.JQLite, string, string, !Function, !Object=):
+ * @type {function(!angular.JQLite, string, !Function, !Object=):
* (!Function|undefined)|
* undefined}
*/
