During executing tenant_limit_usages quotas function we get
information about cinder volumes/snapshots/gigabites usage
that we've already had after tenant_absolute_limits call.
Getting this information we make more api calls that slow down
our application.
This patch fixes this issue.
Closes-Bug: #1703584
Change-Id: Ia6d2dbb8f18ce93f71668d6ebd2689b851586ca9