Note migration of tunable from hw.bus.devctl_disable to hw.bus.devctl_queue.  The sysctl interface provides legacys upport for the latter sysctl, but the tunable support was removed.
Note migration of tunable from hw.bus.devctl_disable to
hw.bus.devctl_queue.  The sysctl interface provides legacys upport for
the latter sysctl, but the tunable support was removed.

MFC after:	1 day

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase