docking: Check if autohide or intellihide is enabled on menu closed

We should not always hide the menus depending on the mouse position, but
this depends on the current user configurations.

LP: #1983130
Closes: micheleg#1769

docking.js

@@ -730,7 +730,7 @@ var DockedDash = GObject.registerClass({
     _onMenuClosed() {
         this._ignoreHover = false;
         this._box.sync_hover();
-        this._hoverChanged();
+        this._updateDashVisibility();
     }
 
     _hoverChanged() {