fix keyboard focus issues (#16206)

src/sql/workbench/services/connection/browser/connectionBrowseTab.ts

@@ -281,10 +281,6 @@ export class ConnectionBrowserView extends Disposable implements IPanelView {
 		this.treeContainer.style.height = `${treeHeight}px`;
 		this.tree.layout(treeHeight, dimension.width);
 	}
-
-	focus(): void {
-		this.filterInput.focus();
-	}
 }
 
 export interface ITreeItemFromProvider {

src/sql/workbench/services/connection/browser/connectionDialogWidget.ts

@@ -191,9 +191,6 @@ export class ConnectionDialogWidget extends Modal {
 				},
 				layout: (dimension: DOM.Dimension) => {
 					this._recentConnectionTree.layout(dimension.height - DOM.getTotalHeight(this._recentConnectionActionBarContainer));
-				},
-				focus: () => {
-					this._actionbar.focus();
 				}
 			}
 		});