style(ngMessageFormat): fix jscs whitespace error

Author: petebacondarwin

src/ngMessageFormat/messageFormatService.js

@@ -220,4 +220,4 @@ var module = window['angular']['module']('ngMessageFormat', ['ng']);
 module['factory']('$$messageFormat', $$MessageFormatFactory);
 module['config'](['$provide', function($provide) {
   $provide['decorator']('$interpolate', $$interpolateDecorator);
-}]);
+}]);