[ADF-2569] fix reload app.config.json (#3124)

* fix reload app.config.json

* improve style mobile
fix test

* test karma setup update

* fix core providers test

* remove unused providers

* use mock api in service test

* skip test in the wrong place

* remove comma

* remove fdescribe

lib/core/services/translation.service.spec.ts

@@ -20,13 +20,8 @@ import { Injector } from '@angular/core';
 import { getTestBed, TestBed } from '@angular/core/testing';
 import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
 
-import { AlfrescoApiService } from '../services/alfresco-api.service';
-import { AppConfigService } from '../app-config/app-config.service';
-import { LogService } from './log.service';
-import { StorageService } from './storage.service';
 import { TranslateLoaderService } from './translate-loader.service';
 import { TRANSLATION_PROVIDER, TranslationService } from './translation.service';
-import { UserPreferencesService } from './user-preferences.service';
 
 declare let jasmine: any;
 
@@ -47,11 +42,6 @@ describe('TranslationService', () => {
             ],
             providers: [
                 TranslationService,
-                LogService,
-                AlfrescoApiService,
-                StorageService,
-                UserPreferencesService,
-                AppConfigService,
                 {
                     provide: TRANSLATION_PROVIDER,
                     multi: true,