Fix status code for rate limit (#1924)

Co-authored-by: Rahul Bhati <rjbhati009@gmail.com>
Co-authored-by: Vishal <vishal-biyani@users.noreply.github.com>

go.mod

@@ -25,7 +25,6 @@ require (
 	github.com/go-ini/ini v1.62.0 // indirect
 	github.com/go-openapi/spec v0.17.2
 	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
-	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect
 	github.com/gorilla/mux v1.7.0
 	github.com/gotestyourself/gotestyourself v2.2.0+incompatible // indirect
 	github.com/graymeta/stow v0.0.0-20180719215413-7b5498c561bb
@@ -40,8 +39,6 @@ require (
 	github.com/nats-io/nats.go v1.9.1
 	github.com/nats-io/stan.go v0.6.0
 	github.com/nwaples/rardecode v1.1.0 // indirect
-	github.com/onsi/ginkgo v1.7.0 // indirect
-	github.com/onsi/gomega v1.4.3 // indirect
 	github.com/opencontainers/image-spec v1.0.1 // indirect
 	github.com/opencontainers/runc v0.1.1 // indirect
 	github.com/ory/dockertest v3.3.5+incompatible
@@ -52,15 +49,12 @@ require (
 	github.com/satori/go.uuid v1.2.0
 	github.com/spf13/cobra v1.1.1
 	github.com/spf13/pflag v1.0.5
-	github.com/stretchr/objx v0.2.0 // indirect
 	github.com/stretchr/testify v1.5.1
 	github.com/ulikunitz/xz v0.5.9 // indirect
 	github.com/wcharczuk/go-chart v2.0.1+incompatible
 	go.opencensus.io v0.22.4
-	go.uber.org/multierr v1.5.0 // indirect
 	go.uber.org/zap v1.10.0
 	golang.org/x/net v0.0.0-20201202161906-c7110b5ffcbb
-	golang.org/x/time v0.0.0-20191024005414-555d28b269f0 // indirect
 	gopkg.in/jcmturner/goidentity.v3 v3.0.0 // indirect
 	k8s.io/api v0.0.0-20190620084959-7cf5895f2711
 	k8s.io/apiextensions-apiserver v0.0.0-20190620085554-14e95df34f1f