merge software ecdsa support

[Philippe Reynes]

Hi Tom, Simon and Raymond,

Do you think the support of software ecdsa may be integrated in the next 
release 2026.10 please ?
https://patchwork.ozlabs.org/project/uboot/cover/20260601134310.2452454-1-philippe.rey...@softathome.com/ 


Best regards,
Philippe