Upgrade to 5.1.3 Bootstrap and Bootswatch Cyborg

Fixed issue with OffCanvas not rendering properly.

Oqtane.Client/Themes/Controls/Theme/MenuHorizontal.razor

@@ -4,12 +4,12 @@
 
 @if (MenuPages.Any())
 {
-    <span class="app-menu-toggler">
+    <span class="app-menu-toggler navbar-expand-md">
         <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#Menu" aria-controls="Menu" aria-expanded="false" aria-label="Toggle Navigation">
             <span class="navbar-toggler-icon"></span>
         </button>
     </span>
-    <div class="app-menu">
+    <div class="app-menu navbar-expand-md">
         <div class="collapse navbar-collapse" id="Menu">
             <MenuItemsHorizontal ParentPage="null" Pages="MenuPages" />
         </div>