[TESTING] use csi-test with GetSnapshot support

Repoository and branch are the source of PR
kubernetes-csi/csi-test#573

Author: nixpanic

release-tools/prow.sh

@@ -239,8 +239,8 @@ configvar CSI_PROW_SIDECAR_E2E_PATH "${CSI_PROW_SIDECAR_E2E_IMPORT_PATH}" "CSI S
 # csi.sock as a TCP service for use by the csi-sanity command, which runs outside
 # of the cluster. The alternative would have been to (cross-)compile csi-sanity
 # and install it inside the cluster, which is not necessarily easier.
-configvar CSI_PROW_SANITY_REPO https://github.com/kubernetes-csi/csi-test "csi-test repo"
-configvar CSI_PROW_SANITY_VERSION v5.3.1 "csi-test version"
+configvar CSI_PROW_SANITY_REPO https://github.com/nixpanic/csi-test "csi-test repo"
+configvar CSI_PROW_SANITY_VERSION GetSnapshot "csi-test version"
 configvar CSI_PROW_SANITY_PACKAGE_PATH github.com/kubernetes-csi/csi-test "csi-test package"
 configvar CSI_PROW_SANITY_SERVICE "hostpath-service" "Kubernetes TCP service name that exposes csi.sock"
 configvar CSI_PROW_SANITY_POD "csi-hostpathplugin-0" "Kubernetes pod with CSI driver"