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

Co-authored-by: Genevieve Warren <[email protected]>

Author: adegeo

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

@@ -22,7 +22,7 @@ When GDI+ encountered `Status.OutOfMemory` errors (often due to invalid input ra
 
 ## New behavior
 
-When GDI+ encounters `Status.OutOfMemory` errors, System.Drawing APIs now throw <xref:System.Runtime.InteropServices.ExternalException> instead.
+Starting in .NET 10, when GDI+ encounters `Status.OutOfMemory` errors, System.Drawing APIs now throw <xref:System.Runtime.InteropServices.ExternalException>.
 
 ## Type of breaking change