[coreboot] Unused files

[Peter Stuge]

Stefan Reinauer wrote:
> These include files are unused, they are never included
> 
> src/cpu/amd/model_10xxx/mc_patch_01000020.h
> src/cpu/amd/model_10xxx/mc_patch_01000083.h
> src/cpu/amd/model_10xxx/mc_patch_01000084.h
> src/cpu/intel/model_f1x/multiplier.h
> src/cpu/intel/model_f0x/multiplier.h
> src/southbridge/amd/cs5536/smbus2.h
> 
> I vote for dropping them.

Acked-by: Peter Stuge <peter at stuge.se>