Fix a typo in the explanatory note
This patch changes 'assigend' to
'assigned' in the 531 line of
cinder/scheduler/filter_scheduler.py
@@ -528,7 +528,7 @@ class FilterScheduler(driver.Scheduler):
weighed_backends = self._get_weighted_candidates(context, request_spec,
filter_properties)
# When we get the weighed_backends, we clear those backends that don't
- # match the resource's backend (it could be assigend from group,
+ # match the resource's backend (it could be assigned from group,
# snapshot or volume).
resource_backend = request_spec.get('resource_backend')
if weighed_backends and resource_backend:
