ps8xxx: Remove resolved TODO
ps8xxx: Remove resolved TODO

This removes a resolved TODO. Based on
https://issuetracker.google.com/issues/183127346#comment12, there is no
preferred order for writing these registers.

BRANCH=none
BUG=b:183127346
TEST=buidlall passes

Change-Id: Ieb1a1dfb4bd9cab78cce032ae467c240bc5e965a
Signed-off-by: Caveh Jalali <08e24a66aefda7a55ca7d73f8903e0fb16eec763@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3462929
Reviewed-by: Boris Mittelberg <46897f4fb5cad4b1d5146ad1fd460d7f4825bbf7@google.com>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec