remoteproc: set vring addresses in resource table

Set the vring addresses in the resource table so that
the remote device can read the actual addresses used.

Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Acked-by: Ido Yariv <ido@wizery.com>
[rebase]
Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com>