docs(mock.inject): Fix the example

And explicitly say that you need to load your application modules that you wanna test.

Author: vojtajina

src/angular-mocks.js

@@ -1528,35 +1528,36 @@ window.jasmine && (function(window) {
    * Example of what a typical jasmine tests looks like with the inject method.
    * <pre>
    *
-   *   angular.module('myTestsModule', [], function($provide) {
-   *     $provide.value('mode', 'test');
-   *   });
+   *   angular.module('myApplicationModule', [])
+   *       .value('mode', 'app')
+   *       .value('version', 'v1.0.1');
+   *
    *
    *   describe('MyApp', function() {
    *
-   *     // you can list multiple module function or aliases
-   *     // which will be used in creating the injector
-   *     beforeEach(module('myTestModule', function($provide) {
-   *       // $provide service is configured as needed
-   *       $provide.value('version', 'v1.0.1');
-   *     });
+   *     // You need to load modules that you want to test,
+   *     // it loads only the "ng" module by default.
+   *     beforeEach(module('myApplicationModule'));
+   *
    *
-   *     // The inject() is used to get references.
+   *     // inject() is used to inject arguments of all given functions
    *     it('should provide a version', inject(function(mode, version) {
    *       expect(version).toEqual('v1.0.1');
-   *       expect(mode).toEqual('test');
-   *     });
+   *       expect(mode).toEqual('app');
+   *     }));
+   *
    *
    *     // The inject and module method can also be used inside of the it or beforeEach
-   *     it('should override a version and test the new version is injected', function(){
+   *     it('should override a version and test the new version is injected', function() {
+   *       // module() takes functions or strings (module aliases)
    *       module(function($provide) {
    *         $provide.value('version', 'overridden'); // override version here
    *       });
+   *
    *       inject(function(version) {
    *         expect(version).toEqual('overridden');
    *       });
    *     ));
-   *
    *   });
    *
    * </pre>