Rename CONFIG_ macros to CONF_*
Rename CONFIG_ macros to CONF_*

CONFIG_ name space is reserved for configuration macros, which all
live in config.h.

This patch renames the regular macros, which happened to be prefixed
with CONFIG_, to avoid the presubmit errors.

BUG=b/155996358
BRANCH=none
TEST=buildall

Signed-off-by: Daisuke Nojiri <fd5f93af191bf7e8f73ea71cc3c0f66b41b1dd49@chromium.org>
Change-Id: Ic87a23a34c7d36d65f210dd51fed109443ef71ce
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2189174
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