mainboard/google/kahlee: Update Kconfig string used in makefiles

Update the variable ${CONFIG_VARIANT_DIR} to use parens instead.  Either
is valid, but since we use parentheses everywhere else, it's better to
be consistent.

BUG=b:69691210
TEST=Build grunt & kahlee

Change-Id: Ieffabaae5516a893f1dc1f7195a17c4cdeae8853
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/22656
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

0 files changed, 0 insertions, 0 deletions