Update typo and new storage name in release notes
Change DS8k to DS8000, Storize to Spectrum Virtualize
Family.
Change-Id: I3dcff5eaac34d1db12f80be42fde247cb58d7e75
Storwize cinder driver has been marked as unsupported due to lack
of external CI running log. Now IBM new external CI system is up
and running. We plan to mark storwize cinder driver as supported
again. This commit updated Storwize driver, release notes and
support-matrix.ini.
Change-Id: I6c87d75e61796943e570f8f98803e9135ce7d6ee