Settings editor - fix settings appearing in results right after clearing search input

src/vs/workbench/parts/preferences/browser/preferencesEditor.ts

@@ -266,6 +266,7 @@ export class PreferencesEditor extends BaseEditor {
 			return this.remoteSearchThrottle.trigger(() => this.preferencesRenderers.remoteSearchPreferences(query));
 		} else {
 			// When clearing the input, update immediately to clear it
+			this.remoteSearchThrottle.cancel();
 			return this.preferencesRenderers.remoteSearchPreferences(query);
 		}
 	}