lantis: Remove C1 current limitation
lantis: Remove C1 current limitation

Since the thermal concern has already been solved, we don't have to
limit C1 charging current to 2A in lantis.

BUG=b:161942987
BRANCH=dedede
TEST=In lantis, make sure that C1 charging current is not limited
to 2A.

Signed-off-by: Tommy Chung <6120d22c63496c33c3bb182026a6e985639be44d@quanta.corp-partner.google.com>
Change-Id: I9c3e13b2e1fa2acaeb9dfae17f8ed1639550689b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2557283
Reviewed-by: Devin Lu <052fe648504800b810f29702ef4f3db83fad68bf@quantatw.com>
Reviewed-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>

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