query results filtering and sorting (#14833)

* query results filtering and sorting (#14589)

* enable filter

* attach button style

* add hybrid data provider

* make filter and sort work

* fix editor switch issue

* configuration

* fix sort and filter

* add more specific selector

* fix hidden items issue

* update text

* revert text change

* fix copy results issue

* put feature behind preview flag

* comments

* fix tslint error

src/sql/base/test/browser/ui/scrollableView/scrollableView.test.ts

@@ -33,7 +33,7 @@ class TestView extends Disposable implements IView {
 
 	private readonly _onDidInsertEmitter = this._register(new Emitter<void>());
 	public readonly onDidInsertEvent = this._onDidInsertEmitter.event;
-	onDidInsert?(): void {
+	async onDidInsert?(): Promise<void> {
 		this._onDidInsertEmitter.fire();
 	}