fix race condition while creating buckets

Author: wlan0

go.mod

@@ -5,6 +5,7 @@ go 1.15
 require (
 	github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b
 	github.com/kubernetes-sigs/container-object-storage-interface-api v0.0.0-20201210173615-0c3244fa34b9
+	github.com/minio/direct-csi v1.0.0
 	github.com/spf13/cobra v1.1.1
 	github.com/spf13/viper v1.7.1
 	golang.org/x/time v0.0.0-20191024005414-555d28b269f0