Fix description of task in task quick open

Fixes https://github.com/microsoft/vscode/issues/89441

src/vs/workbench/contrib/tasks/browser/abstractTaskService.ts

@@ -2480,7 +2480,7 @@ export abstract class AbstractTaskService extends Disposable implements ITaskSer
 		}
 	}
 
-	private getTaskDescription(task: Task): string | undefined {
+	public getTaskDescription(task: Task): string | undefined {
 		let description: string | undefined;
 		if (task._source.kind === TaskSourceKind.User) {
 			description = nls.localize('taskQuickPick.userSettings', 'User Settings');

src/vs/workbench/contrib/tasks/browser/quickOpen.ts

@@ -29,14 +29,7 @@ export class TaskEntry extends Model.QuickOpenEntry {
 	}
 
 	public getDescription(): string | undefined {
-		if (!this.taskService.needsFolderQualification()) {
-			return undefined;
-		}
-		let workspaceFolder = this.task.getWorkspaceFolder();
-		if (!workspaceFolder) {
-			return undefined;
-		}
-		return `${workspaceFolder.name}`;
+		return this.taskService.getTaskDescription(this.task);
 	}
 
 	public getAriaLabel(): string {

src/vs/workbench/contrib/tasks/common/taskService.ts

@@ -76,7 +76,7 @@ export interface ITaskService {
 	getRecentlyUsedTasks(): LinkedMap<string, string>;
 	createSorter(): TaskSorter;
 
-	needsFolderQualification(): boolean;
+	getTaskDescription(task: Task): string | undefined;
 	canCustomize(task: ContributedTask | CustomTask): boolean;
 	customize(task: ContributedTask | CustomTask, properties?: {}, openConfig?: boolean): Promise<void>;
 	openConfig(task: CustomTask | undefined): Promise<void>;