Updating vendored CSI spec and associated services/mocks

Author: mattsmithdatera

driver/driver.mock.go

@@ -234,3 +234,9 @@ func (s *service) NodeGetInfo(ctx context.Context,
 		NodeId: s.nodeID,
 	}, nil
 }
+
+func (s *service) NodeGetVolumeStats(ctx context.Context,
+	req *csi.NodeGetVolumeStatsRequest) (*csi.NodeGetVolumeStatsResponse, error) {
+	return &csi.NodeGetVolumeStatsResponse{}, nil
+
+}

mock/service/node.go

@@ -119,6 +119,7 @@ var _ = DescribeSanity("Node Service", func(sc *SanityContext) {
 				switch cap.GetRpc().GetType() {
 				case csi.NodeServiceCapability_RPC_UNKNOWN:
 				case csi.NodeServiceCapability_RPC_STAGE_UNSTAGE_VOLUME:
+				case csi.NodeServiceCapability_RPC_GET_VOLUME_STATS:
 				default:
 					Fail(fmt.Sprintf("Unknown capability: %v\n", cap.GetRpc().GetType()))
 				}