chore: go mod tidy

Author: 0xJacky

go.mod

@@ -301,8 +301,6 @@ require (
 	github.com/selectel/go-selvpcclient/v4 v4.1.0 // indirect
 	github.com/shopspring/decimal v1.4.0 // indirect
 	github.com/sirupsen/logrus v1.9.3 // indirect
-	github.com/smartystreets/go-aws-auth v0.0.0-20180515143844-0c1422d1fdb9 // indirect
-	github.com/smartystreets/gunit v1.1.3 // indirect
 	github.com/softlayer/softlayer-go v1.2.1 // indirect
 	github.com/softlayer/xmlrpc v0.0.0-20200409220501-5f089df7cb7e // indirect
 	github.com/sony/gobreaker v1.0.0 // indirect