Change in coreboot[master]: mb/google/dedede: Create kracko variant

[Karthik Ramasubramanian (Code Review)]

Attention is currently required from: Martin Roth, Tony Huang, Wisley Chen.
Karthik Ramasubramanian has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/50255 )

Change subject: mb/google/dedede: Create kracko variant
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Patch Set 1: Code-Review+2

(1 comment)

Patchset:

PS1: 
Ideally the SPD Bin for memory parts and device tree configuration should be separate CLs of their own. This CL should just be created as is from the template.