Replace Visible with ShowLanguageSwitcher property

Oqtane.Client/Themes/Controls/ControlPanel.razor

@@ -198,7 +198,10 @@
     </div>
 }
 
+@if (ShowLanguageSwitcher)
+{
     <LanguageSwitcher />
+}
 
 @if (UserSecurity.IsAuthorized(PageState.User, PermissionNames.Edit, PageState.Page.Permissions) || (PageState.Page.IsPersonalizable && PageState.User != null))
 {
@@ -289,6 +292,9 @@
     [Parameter]
     public string BodyClass { get; set; } = "card-body";
 
+    [Parameter]
+    public bool ShowLanguageSwitcher { get; set; } = true;
+
 
     protected override async Task OnInitializedAsync()
     {

Oqtane.Client/Themes/Controls/LanguageSwitcher.razor

@@ -6,7 +6,7 @@
 @inject ILocalizationService LocalizationService
 @inject NavigationManager NavigationManager
 
-@if (_supportedCultures != null && Visible)
+@if (_supportedCultures != null)
 {
     <div class="btn-group" role="group">
         <button id="btnCultures" type="button" class="btn btn-outline-secondary dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
@@ -24,9 +24,6 @@
 @code{
     private IEnumerable<Culture> _supportedCultures;
 
-    [Parameter]
-    public bool Visible { get; set; } = true;
-
     protected override async Task OnParametersSetAsync()
     {
         _supportedCultures = await LocalizationService.GetCulturesAsync();