Fix z-index of the menu component (#5273)

* change z-index on wz-menu-popover-under

* Add changelog

CHANGELOG.md

@@ -85,6 +85,7 @@ All notable changes to the Wazuh app project will be documented in this file.
 - Fixed Inventory module for solaris agents [#5144](https:/wazuh/wazuh-kibana-app/pull/5144)
 - Fixed the module information button in Office365 and Github Panel tab to open the nav drawer. [#5167](https:/wazuh/wazuh-kibana-app/pull/5167)
 - Fixed a UI crash due to `external_references` field could be missing in some vulnerability data [#5200](https:/wazuh/wazuh-kibana-app/pull/5200)
+- Fixed Wazuh main menu not displayed when navigation menu is locked [#5273](https:/wazuh/wazuh-kibana-app/pull/5273)
 
 ### Removed
 

public/components/wz-menu/wz-menu.scss

@@ -118,7 +118,7 @@ wz-menu {
 }
 
 .wz-menu-popover.wz-menu-popover-under{
- z-index: 8!important;
+ z-index: 999!important;
 }
 
 .wz-menu-overview {