Clear errors on S2A9900

Clear residual errors on the S2A9900.

host statusclear
disk statusclear
faults busparityclear
stats clear
faults arrayparityclear
faults diskeccclear
log exceptionclear (clear any task exception on that controller)
faults restartcountclear (to clear Disk GH Processor restarts)
stats tierdelay clear