plugin/ibssa_opts.cfg: Updated prdb_dump comments

to be consistent with distrib/ibssa_opts.cfg

Signed-off-by: Hal Rosenstock <hal@mellanox.com>
distrib/ibssa_opts.cfg: Change log_level from 0 to 1

as it's bit mask
Makes this consistent with plugin/ibssa_opts.cfg

Signed-off-by: Hal Rosenstock <hal@mellanox.com>