module: upgrade storage dependency .

Closes #607

Signed-off-by: scbizu <[email protected]>

go.mod

@@ -5,7 +5,7 @@ go 1.17
 require (
 	github.com/alicebob/miniredis v2.5.0+incompatible
 	github.com/chartmuseum/auth v0.5.0
-	github.com/chartmuseum/storage v0.12.4
+	github.com/chartmuseum/storage v0.12.5
 	github.com/ghodss/yaml v1.0.0
 	github.com/gin-contrib/size v0.0.0-20220102055520-f75bacbc2df3
 	github.com/gin-gonic/gin v1.8.1
@@ -46,11 +46,8 @@ require (
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/clbanning/mxj v1.8.4 // indirect
 	github.com/containerd/containerd v1.6.6 // indirect
-	github.com/coreos/etcd v3.3.27+incompatible // indirect
 	github.com/coreos/go-semver v0.3.0 // indirect
-	github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf // indirect
 	github.com/coreos/go-systemd/v22 v22.3.2 // indirect
-	github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f // indirect
 	github.com/cpuguy83/go-md2man/v2 v2.0.1 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/docker/cli v20.10.17+incompatible // indirect
@@ -136,7 +133,6 @@ require (
 	github.com/ugorji/go/codec v1.2.7 // indirect
 	github.com/xlab/treeprint v0.0.0-20181112141820-a009c3971eca // indirect
 	github.com/yuin/gopher-lua v0.0.0-20210529063254-f4c35e4016d9 // indirect
-	go.etcd.io/etcd v3.3.27+incompatible // indirect
 	go.etcd.io/etcd/api/v3 v3.5.4 // indirect
 	go.etcd.io/etcd/client/pkg/v3 v3.5.4 // indirect
 	go.etcd.io/etcd/client/v3 v3.5.4 // indirect