Remove tab structure from code examples, let metadata handle rendering

Co-authored-by: adegeo <[email protected]>

Author: Copilot

docs/core/compatibility/windows-forms/10.0/system-drawing-outofmemory-externalexception.md

@@ -38,8 +38,6 @@ The change to `ExternalException` provides more accurate error reporting, as thi
 
 If your code catches `OutOfMemoryException` when using System.Drawing APIs, ensure you also catch `ExternalException` to handle these GDI+ errors.
 
-### [C#](#tab/csharp)
-
 ```csharp
 try
 {
@@ -55,8 +53,6 @@ catch (OutOfMemoryException ex)
 }
 ```
 
-### [VB.NET](#tab/vb)
-
 ```vb
 Try
     ' System.Drawing operations
@@ -67,8 +63,6 @@ Catch ex As OutOfMemoryException
 End Try
 ```
 
----
-
 ## Affected APIs
 
 All System.Drawing APIs that interact with GDI+ and previously could throw `OutOfMemoryException` for `Status.OutOfMemory` errors, including but not limited to: