recipes-kernel: linux: inherit from KBUILD_DEFCONFIG and remove CONFIG_COMMAND
recipes-kernel: linux: inherit from KBUILD_DEFCONFIG and remove CONFIG_COMMAND

As we use KBUILD_DEFCONFIG, KERNEL_CONFIG_COMMAND is no longer required

Signed-off-by: Romain Perier <b3f268131c5a6ec066690d62d0a6c5c2b0bbcd85@free-electrons.com>

twoerner/meta-rockchip-twoerner,hizukiayaka/meta-rockchip,twoerner/meta-rockchip-twoerner,hizukiayaka/meta-rockchip,hizukiayaka/meta-rockchip