[ADF-3335] Task filter e2e tests (#3614)

* [ADF-3335] Automation Tests for Tasks Filter component

* [ADF-3335] Changed " for \'

* [ADF-3335] Solved style issues

* Update task_filters_component.e2e.ts

* [ADF-3335] Added missing parentheses

* [ADF-3335] Added missing bracket

* [ADF-3335] Improved data automation selectors

lib/process-services/task-list/components/task-details.component.html

@@ -1,4 +1,4 @@
-<div *ngIf="!taskDetails">
+<div *ngIf="!taskDetails" data-automation-id="adf-tasks-details--empty">
     <ng-template *ngIf="noTaskDetailsTemplateComponent" ngFor [ngForOf]="[data]"
                  [ngForTemplate]="noTaskDetailsTemplateComponent">
         {{ 'ADF_TASK_LIST.DETAILS.MESSAGES.NONE' | translate }}