Upgrade dependency crypto (#95)

dist/LICENSE

@@ -212,7 +212,7 @@ The text of each license is the standard Apache 2.0 license.
 	yaml.v2 2.2.4: https://gopkg.in/yaml.v2 Apache 2.0
 	Google (grpc-go): https://github.com/grpc/grpc-go Apache 2.0
 	skywalking-swck v0.2.0: https://github.com/apache/skywalking-swck Apache 2.0
-	k8s.io/apimachinery v0.20.1: https://github.com/kubernetes/apimachinery Apache 2.0
+	k8s.io/apimachinery v0.21.1: https://github.com/kubernetes/apimachinery Apache 2.0
 	controller-runtime v0.7.0-alpha.6: https://github.com/kubernetes-sigs/controller-runtime Apache 2.0
 
 ========================================================================

go.mod

@@ -2,6 +2,8 @@ module github.com/apache/skywalking-cli
 
 go 1.13
 
+replace golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0 => golang.org/x/crypto v0.0.0-20201216223049-8b5274cf687f
+
 require (
 	github.com/apache/skywalking-swck v0.2.0
 	github.com/gizak/termui/v3 v3.1.0
@@ -13,9 +15,10 @@ require (
 	github.com/sirupsen/logrus v1.7.0
 	github.com/spf13/viper v1.7.0
 	github.com/urfave/cli v1.22.1
+	golang.org/x/crypto v0.0.0-20201216223049-8b5274cf687f // indirect
 	google.golang.org/grpc v1.36.1
 	gopkg.in/yaml.v2 v2.4.0
-	k8s.io/apimachinery v0.20.1
+	k8s.io/apimachinery v0.21.1
 	sigs.k8s.io/controller-runtime v0.7.0
 	skywalking.apache.org/repo/goapi v0.0.0-20210401062122-a049ca15c62d
 )