[M] Change in coreboot[main]: mb/google/brox: Remove Platform(PSys) related implementation

[Paul Menzel (Code Review)]

Attention is currently required from: Karthik Ramasubramanian, Sowmya Aralguppe.

Paul Menzel has posted comments on this change by Sowmya Aralguppe. ( https://review.coreboot.org/c/coreboot/+/84397?usp=email )

Change subject: mb/google/brox: Remove Platform(PSys) related implementation
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Patch Set 5:

(5 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/84397/comment/ebe195dc_cac09b89?usp... :
PS5, Line 7: Platform(PSys)
Please add a space before the (. Or just use Psys?

https://review.coreboot.org/c/coreboot/+/84397/comment/108319c4_b581932b?usp... :
PS5, Line 7: PSys
The code comments spell it Psys?

https://review.coreboot.org/c/coreboot/+/84397/comment/71bb4523_6f9f8df2?usp... :
PS5, Line 9: PSys is not an optimal solution for no/low battery boot.Hence remove
Why? What problems are there?

https://review.coreboot.org/c/coreboot/+/84397/comment/e55bf820_c73aaaf1?usp... :
PS5, Line 9: boot.Hence
Please add a space after the dot/period.

https://review.coreboot.org/c/coreboot/+/84397/comment/976512e2_42220f76?usp... :
PS5, Line 14: TEST=Build and boot on brox board
How can it be checked, that the situation is better now?