add overflow:visible to allow the workspace action menu to be highlighted (#18391)

* add overflow:visible to allow the workspace action menu to be highlighted when tabbed into

src/Umbraco.Web.UI.Client/src/packages/core/workspace/components/workspace-action-menu/workspace-action-menu.element.ts

@@ -43,7 +43,7 @@ export class UmbWorkspaceActionMenuElement extends UmbLitElement {
 				margin="6"
 				placement="top-end"
 				@toggle=${this.#onPopoverToggle}>
-				<umb-popover-layout>
+				<umb-popover-layout id="workspace-action-popover-layout">
 					<uui-scroll-container>
 						${repeat(
 							this.items,
@@ -73,12 +73,17 @@ export class UmbWorkspaceActionMenuElement extends UmbLitElement {
 
 			#workspace-action-popover {
 				min-width: 200px;
+				
 			}
 
 			#popover-trigger {
 				--uui-button-padding-top-factor: 0;
 				--uui-button-padding-bottom-factor: 0.125;
 			}
+
+			#workspace-action-popover-layout {
+      			overflow: visible;
+    		}
 		`,
 	];
 }