Commits
Masahiro Yamada committed 0085b4191f3
kconfig: remove silentoldconfig target
As commit 911a91c39cab ("kconfig: rename silentoldconfig to
syncconfig") announced, it is time for the removal.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>