Skiboot is built with heads' muslc, not coreboot's buildstack

[tlaurion]

Component

Dasharo firmware

Device

Raptor CS Talos II

Dasharo version

0.7.0

Dasharo Tools Suite version

No response

Test case ID

No response

Brief summary

Skiboot builds with host buildstack, not coreboot's

How reproducible

100%

How to reproduce

Shown by linuxboot/heads#1841

Expected behavior

skiboot built with coreboot buildstack

Actual behavior

skiboot built with muslc

Screenshots

No response

Additional context

No response

Solutions you've tried

linuxboot/heads#1841