Agent layout fixes (#1559)

* added layout to agent

* formatting

* formatting

src/sql/base/browser/ui/panel/panel.component.ts

@@ -242,4 +242,8 @@ export class PanelComponent extends Disposable {
 			this.selectTab(this._mru[0]);
 		}
 	}
+
+	public layout() {
+		this._activeTab.layout();
+	}
 }

src/sql/base/browser/ui/panel/tab.component.ts

@@ -72,4 +72,8 @@ export class TabComponent implements OnDestroy {
 			return false;
 		}
 	}
+
+	public layout() {
+		this._child.layout();
+	}
 }