docs($q): remove unnecessary $scope.apply wrapping

As of Angular 1.2, this kind of thing is no longer necessary (thank goodness!)

src/ng/q.js

@@ -23,17 +23,13 @@
  *     var deferred = $q.defer();
  *
  *     setTimeout(function() {
- *       // since this fn executes async in a future turn of the event loop, we need to wrap
- *       // our code into an $apply call so that the model changes are properly observed.
- *       scope.$apply(function() {
- *         deferred.notify('About to greet ' + name + '.');
+ *       deferred.notify('About to greet ' + name + '.');
  *
- *         if (okToGreet(name)) {
- *           deferred.resolve('Hello, ' + name + '!');
- *         } else {
- *           deferred.reject('Greeting ' + name + ' is not allowed.');
- *         }
- *       });
+ *       if (okToGreet(name)) {
+ *         deferred.resolve('Hello, ' + name + '!');
+ *       } else {
+ *         deferred.reject('Greeting ' + name + ' is not allowed.');
+ *       }
  *     }, 1000);
  *
  *     return deferred.promise;