docs(style-guide): add spaces at 04-10

closes angular#1488

Author: Foxandxss

public/docs/_examples/style-guide/ts/04-10/app/shared/index.ts

@@ -11,13 +11,13 @@ export * from './spinner';
 export * from './toast';
 // #enddocregion example
 
-import {EntityService} from './entity.service';
-import {ExceptionService} from './exception.service';
-import {FilterService} from './filter-text';
-import {InitCapsPipe} from './init-caps.pipe';
-import {ModalService} from './modal';
-import {SpinnerService} from './spinner';
-import {ToastService} from './toast';
+import { EntityService } from './entity.service';
+import { ExceptionService } from './exception.service';
+import { FilterService } from './filter-text';
+import { InitCapsPipe } from './init-caps.pipe';
+import { ModalService } from './modal';
+import { SpinnerService } from './spinner';
+import { ToastService } from './toast';
 
 export const BLOCK_PROVIDERS = [
   EntityService,