[PATCH] AMDGCN: Disable subdirectory configuration for unsupported GAS and LD

[Maciej W. Rozycki]

On Mon, 16 Feb 2026, Maciej W. Rozycki wrote:

>  Therefore I'm going to wait my usual 48 working day hours for anyone to 
> chime in and otherwise push the change to both repositories.

 I have committed this change now, thank you for your review.

  Maciej