Vendor updates for CSI Spec v1.0.0-rc2

Author: davidz627

Gopkg.lock

@@ -30,7 +30,7 @@
 
 [[constraint]]
   name = "github.com/container-storage-interface/spec"
-  version = "0.3.0"
+  version = "1.0.0-rc2"
 
 # Transitive dependency of CSI Spec
 [[override]]
@@ -75,8 +75,8 @@
   non-go = true
 
 [[constraint]]
-  branch = "master"
   name = "github.com/kubernetes-csi/csi-test"
+  version = "v1.0.0-rc2"
 
 [[constraint]]
   branch = "master"