chore(tests): remove fdescribe from datepicker tests

Author: didimmova

projects/igniteui-angular/src/lib/date-picker/date-picker.component.spec.ts

@@ -35,7 +35,7 @@ const DATE_PICKER_CLEAR_ICON = 'clear';
 const CSS_CLASS_INPUT_GROUP_REQUIRED = 'igx-input-group--required';
 const CSS_CLASS_INPUT_GROUP_INVALID = 'igx-input-group--invalid';
 
-fdescribe('IgxDatePicker', () => {
+describe('IgxDatePicker', () => {
     describe('Integration tests', () => {
         configureTestSuite();
         beforeAll(waitForAsync(() => {