Bump github.com/prometheus/client_golang from 1.2.1 to 1.11.1

Bumps [github.com/prometheus/client_golang](https://github.com/prometheus/client_golang) from 1.2.1 to 1.11.1.
- [Release notes](https://github.com/prometheus/client_golang/releases)
- [Changelog](https://github.com/prometheus/client_golang/blob/main/CHANGELOG.md)
- [Commits](https://github.com/prometheus/client_golang/compare/v1.2.1...v1.11.1)

---
updated-dependencies:
- dependency-name: github.com/prometheus/client_golang
  dependency-type: direct:production
...
Signed-off-by: Ndependabot[bot] <support@github.com>

go.mod

@@ -3,42 +3,26 @@ module github.com/eolinker/goku-api-gateway
 go 1.15
 
 require (
-	github.com/cosiner/argv v0.0.1 // indirect
-	github.com/devopsfaith/krakend v0.0.0-20190930092458-9e6fc3784eca // indirect
 	github.com/eolinker/goku-plugin v0.1.3
-	github.com/go-delve/delve v1.3.2 // indirect
 	github.com/go-redis/redis v6.15.5+incompatible
 	github.com/go-sql-driver/mysql v1.4.1
 	github.com/hashicorp/consul/api v1.1.0
-	github.com/json-iterator/go v1.1.7
-	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
+	github.com/json-iterator/go v1.1.11
 	github.com/marpaia/graphite-golang v0.0.0-20190519024811-caf161d2c2b1
-	github.com/mattn/go-colorable v0.1.4 // indirect
-	github.com/mattn/go-isatty v0.0.10 // indirect
-	github.com/mattn/go-runewidth v0.0.5 // indirect
 	github.com/mattn/go-sqlite3 v1.11.0
-	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
-	github.com/modern-go/reflect2 v1.0.1 // indirect
+	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/onsi/ginkgo v1.10.1 // indirect
 	github.com/onsi/gomega v1.7.0 // indirect
-	github.com/peterh/liner v1.1.0 // indirect
-	github.com/pkg/errors v0.8.1
+	github.com/pkg/errors v0.9.1
 	github.com/pkg/sftp v1.10.1
-	github.com/prometheus/client_golang v1.2.1
+	github.com/prometheus/client_golang v1.11.1
 	github.com/robertkrimen/otto v0.0.0-20191219234010-c382bd3c16ff
-	github.com/sirupsen/logrus v1.4.2
-	github.com/spf13/cobra v0.0.5 // indirect
-	github.com/spf13/pflag v1.0.5 // indirect
-	go.starlark.net v0.0.0-20191021185836-28350e608555 // indirect
-	golang.org/x/arch v0.0.0-20190927153633-4e8777c89be4 // indirect
-	golang.org/x/crypto v0.0.0-20190923035154-9ee001bba392
-	golang.org/x/net v0.0.0-20190923162816-aa69164e4478 // indirect
-	golang.org/x/sys v0.0.0-20191024073052-e66fe6eb8e0c // indirect
+	github.com/sirupsen/logrus v1.6.0
+	golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9
 	google.golang.org/appengine v1.6.3 // indirect
 	gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect
-	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 	gopkg.in/gomail.v2 v2.0.0-20160411212932-81ebce5c23df
 	gopkg.in/sourcemap.v1 v1.0.5 // indirect
-	gopkg.in/yaml.v2 v2.2.4
+	gopkg.in/yaml.v2 v2.3.0
 
 )