refactor(grid): returning all tests

Author: DDavidkov

projects/igniteui-angular/src/lib/services/csv/csv-exporter-grid.spec.ts

@@ -14,7 +14,7 @@ import { ReorderedColumnsComponent, GridIDNameJobTitleComponent } from '../../te
 import { SampleTestData } from '../../test-utils/sample-test-data.spec';
 import { first } from 'rxjs/operators';
 
-xdescribe('CSV Grid Exporter', () => {
+describe('CSV Grid Exporter', () => {
     let exporter: IgxCsvExporterService;
     let actualData: FileContentData;
     let options: IgxCsvExporterOptions;

projects/igniteui-angular/src/lib/services/csv/csv-exporter.spec.ts

@@ -7,7 +7,7 @@ import { CSVWrapper } from './csv-verification-wrapper.spec';
 import { SampleTestData } from '../../test-utils/sample-test-data.spec';
 import { first } from 'rxjs/operators';
 
-xdescribe('CSV exporter', () => {
+describe('CSV exporter', () => {
     let exporter: IgxCsvExporterService;
     let actualData: FileContentData;
     const fileTypes = [ CsvFileTypes.CSV, CsvFileTypes.TSV, CsvFileTypes.TAB ];

projects/igniteui-angular/src/lib/services/excel/excel-exporter-grid.spec.ts

@@ -13,7 +13,7 @@ import { ReorderedColumnsComponent, GridIDNameJobTitleComponent } from '../../te
 import { SampleTestData } from '../../test-utils/sample-test-data.spec';
 import { first } from 'rxjs/operators';
 
-xdescribe('Excel Exporter', () => {
+describe('Excel Exporter', () => {
     let exporter: IgxExcelExporterService;
     let actualData: FileContentData;
     let options: IgxExcelExporterOptions;

projects/igniteui-angular/src/lib/services/excel/excel-exporter.spec.ts

@@ -6,7 +6,7 @@ import { FileContentData } from './test-data.service.spec';
 import { SampleTestData } from '../../test-utils/sample-test-data.spec';
 import { first } from 'rxjs/operators';
 
-xdescribe('Excel Exporter', () => {
+describe('Excel Exporter', () => {
     let exporter: IgxExcelExporterService;
     let options: IgxExcelExporterOptions;
     let actualData: FileContentData;