defconfig: automatic update

Bringing the defconfigs up to date with the Kconfig files prevents
defunct options from appearing to be on or from unrelated changes
showing up in future defconfig patches.

Signed-off-by: Steve Muckle <smuckle@codeaurora.org>
Change-Id: Icd42aa5a6cb2754e9ddcf6114dfd626d4a8580c8