Add @OnClick:stopPropagation to DrawerContent and SheetContent compositional templates

Co-authored-by: Shewart <105489800+Shewart@users.noreply.github.com>

Author: Copilot

src/ShellUI.Templates/Templates/DrawerContentTemplate.cs

@@ -22,7 +22,7 @@ @using YourProjectNamespace.Components.UI.Variants
 @if (Parent?.Open == true)
 {
     <div class=""fixed inset-0 z-50 bg-black/80 animate-in fade-in-0"" @onclick=""Close""></div>
-    <div class=""@DrawerVariants.Get(Parent.Side, Class)"" @attributes=""AdditionalAttributes"">
+    <div class=""@DrawerVariants.Get(Parent.Side, Class)"" @onclick:stopPropagation=""true"" @attributes=""AdditionalAttributes"">
         <div class=""mx-auto mt-4 h-2 w-[100px] rounded-full bg-muted""></div>
         <div class=""flex flex-col gap-4 p-4"">
             @ChildContent

src/ShellUI.Templates/Templates/SheetContentTemplate.cs

@@ -22,7 +22,7 @@ @using YourProjectNamespace.Components.UI.Variants
 @if (Parent?.Open == true)
 {
     <div class=""fixed inset-0 z-50 bg-background/80 backdrop-blur-sm animate-in fade-in-0"" @onclick=""Close""></div>
-    <div class=""@SheetVariants.Get(Parent.Side, Class)"" @attributes=""AdditionalAttributes"">
+    <div class=""@SheetVariants.Get(Parent.Side, Class)"" @onclick:stopPropagation=""true"" @attributes=""AdditionalAttributes"">
         <div class=""flex flex-col gap-4 p-6"">
             @ChildContent
         </div>