Update angular-mocks.d.ts

allow 

```ts
angular.mock.module("myApp", function($provide) {
    $provide.value("myService", {
        ...
    });
})
```

Also signature is consistent with the global in the same file: 
```ts
declare var module: (...modules: any[]) => any;
```
Merge pull request #2564 from borisyankov/def/angular-mocks

Update angular-mocks.d.ts