Execution Plan Filtering and UI improvements (#20631)

* Fixing execution plan stuff

* Adding filter to top operations

* Flipped custom zoom icon

* changing keys

* Moving constants to a file

* Search properties

* Making logic concise

src/sql/base/browser/ui/taskbar/actionbar.ts

@@ -3,6 +3,7 @@
  *  Licensed under the Source EULA. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
+import 'vs/css!./media/actionBar';
 import { IAction, IActionRunner, ActionRunner } from 'vs/base/common/actions';
 import { StandardKeyboardEvent } from 'vs/base/browser/keyboardEvent';
 import { KeyCode, KeyMod } from 'vs/base/common/keyCodes';