staging: most: sound: remove aim designator

This patch removes all 'aim' designators and replaces them with 'comp'.  It
is needd because userspace interfacing modules are referred to as
components.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>