remove event listener

src/Umbraco.Web.UI.Client/src/libs/context-api/provide/context-provider.ts

@@ -103,6 +103,8 @@ export class UmbContextProvider<BaseType = unknown, ResultType extends BaseType
 
 	destroy(): void {
 		this.hostDisconnected();
+		// Note we are not removing the event listener in the hostDisconnected, therefor we do it here [NL].
+		this.#eventTarget?.removeEventListener(UMB_CONTENT_REQUEST_EVENT_TYPE, this.#handleContextRequest);
 		// We want to call a destroy method on the instance, if it has one.
 		(this.#instance as any)?.destroy?.();
 		this.#instance = undefined;