audio-kernel: Rename hw vote rsc to digital cdc rsc mgr

Rename hw vote resource manager to digital codec resource
manager and add a config to compile the same.
Enable digital codec resource manager config for
atoll target.

Change-Id: Ie59a3999ef5141d638c87de897659b2c80fb48c2
Signed-off-by: Aditya Bavanari <abavanar@codeaurora.org>