fix(uui-popover-container): disable the focusout close listener (#663)

* disable close on focus

* remove focus eventlistener

packages/uui-popover-container/lib/uui-popover-container.element.ts

@@ -79,8 +79,6 @@ export class UUIPopoverContainerElement extends LitElement {
     }
 
     super.connectedCallback();
-
-    this.addEventListener('focusout', this.#onFocusOut);
     this.addEventListener('beforetoggle', this.#onBeforeToggle);
   }
 
@@ -89,15 +87,6 @@ export class UUIPopoverContainerElement extends LitElement {
     this.removeEventListener('beforetoggle', this.#onBeforeToggle);
   }
 
-  #onFocusOut = (event: FocusEvent) => {
-    // If focus is outside of the container, then the popover will close.
-    if (!event.relatedTarget || !this.contains(event.relatedTarget as Node)) {
-      // @ts-ignore - This is part of the new popover API, but typescript doesn't recognize it yet.
-      this.hidePopover();
-      this._open = false;
-    }
-  };
-
   #onBeforeToggle = (event: any) => {
     this._open = event.newState === 'open';