Add stub interconnect devices for config_noc, dc_noc,
gem_noc, lpass_ag_noc, mc_virt_noc, mmss_noc, nsp_noc,
and system_noc. This will allow consumers to get their
path and set bandwidth constraints on them.
Change-Id: Ia75b36fca9b839da65119b583251477df49eaed2