EDP: sysedp: move consumers into 'consumers' kset

EDP: sysedp: move consumers into 'consumers' kset

This patch creates a 'consumers' kset under sysedp directory where all
sysedp consumers are to be placed. The purpose is to allow uevents to
be sent when consumers are created so that their file permissions can
be managed from userspace.

Bug 1416849

Change-Id: I93a28e50335378eafcdecd103ff39e2bfa5d9ff8
Signed-off-by: Timo Alho <talho@nvidia.com>
Reviewed-on: http://git-master/r/346522
Reviewed-by: Juha Tukkinen <jtukkinen@nvidia.com>
Tested-by: Juha Tukkinen <jtukkinen@nvidia.com>