[U-Boot] [U-Boot, v2, 37/42] Convert CONFIG_CMD_UNIVERSE to Kconfig

[Philipp Tomsich]

> This converts the following to Kconfig:
>    CONFIG_CMD_UNIVERSE
> 
> Since no board uses this, perhaps we should drop this command?
> 
> Signed-off-by: Simon Glass <sjg at chromium.org>
> Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
> ---
> 
> Changes in v2:
> - Add a note about dropping CMD_UNIVERSE
> - Sort Kconfig options in alphabetical order
> 
>  cmd/Kconfig                  | 6 ++++++
>  include/config_cmd_all.h     | 1 -
>  scripts/config_whitelist.txt | 1 -
>  3 files changed, 6 insertions(+), 2 deletions(-)
> 

Reviewed-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>