[AAE-19372] fix assignee input not being clickable (#9228)

* [AAE-19372] fix input becoming disabled when the rest of the field is clickable

* [AAE-19372] modify default task header properties to check if input is editable

* [AAE-19372] remove unwanted changes

lib/process-services-cloud/src/lib/task/task-header/components/task-header-cloud.component.ts

@@ -147,6 +147,7 @@ export class TaskHeaderCloudComponent implements OnInit, OnDestroy, OnChanges {
                     label: 'ADF_CLOUD_TASK_HEADER.PROPERTIES.ASSIGNEE',
                     value: this.taskDetails.assignee,
                     key: 'assignee',
+                    editable: this.isTaskEditable(),
                     clickable: this.isAssigneePropertyClickable(),
                     default: this.translationService.instant('ADF_CLOUD_TASK_HEADER.PROPERTIES.ASSIGNEE_DEFAULT'),
                     icon: 'create'