staging: most: core: remove container struct

This patch declares and initializes the bus, bus driver and the
component list without a container struct, as it introduces an
unnecessary level of abstraction.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Link: https://lore.kernel.org/r/1579793906-5054-5-git-send-email-christian.gromm@microchip.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>