cmd: fix dependency for CMD_CLS

It seems this symbol was missed when renaming DM_VIDEO -> VIDEO.  Update
it.

Fixes: b86986c7b3 ("video: Rename CONFIG_DM_VIDEO to CONFIG_VIDEO")
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: John Keeping <john@metanate.com>
1 file changed