Fix one help description of rbd driver
One symbol '-' of report_dynamic_total_capacity was removed
by commit In fact,
The last two symbols '-' are a pair of.
Maybe the symbol '-' makes person confused, so that I replace
'-' with '(' and ')'.
@@ -102,9 +102,9 @@ RBD_OPTS = [
'value is used.'),
cfg.BoolOpt('report_dynamic_total_capacity', default=True,
help='Set to True for driver to report total capacity as a '
- 'dynamic value -used + current free- and to False to '
- 'report a static value -quota max bytes if defined and '
- 'global size of cluster if not.'),
+ 'dynamic value (used + current free) and to False to '
+ 'report a static value (quota max bytes if defined and '
+ 'global size of cluster if not).'),
cfg.BoolOpt('rbd_exclusive_cinder_pool', default=False,
help="Set to True if the pool is used exclusively by Cinder. "
"On exclusive use driver won't query images' provisioned "
