mainboard/google/kahlee: Update RW_LEGACY size in fmap

Add the unused space to the RW_LEGACY area.

BUG=b:79433466
TEST=None

Change-Id: I897d1dcf75466fe9bdb814c8a9db0fecb5c42af6
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/26221
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
1 file changed