Update dependencies and add dependabot (#354)

.github/dependabot.yml

@@ -0,0 +1,14 @@
+version: 2
+registries:
+  github-com:
+    type: git
+    url: https://github.com
+    username: ${{secrets.DEPENDENCIES_GITHUB_USER}}
+    password: ${{secrets.DEPENDENCIES_GITHUB_TOKEN}}
+updates:
+- package-ecosystem: gomod
+  directory: "/"
+  schedule:
+    interval: daily
+  open-pull-requests-limit: 100
+  registries: "*"

config/config.go

@@ -9,7 +9,7 @@ import (
 	"github.com/Shopify/kubeaudit/auditors/capabilities"
 	"github.com/Shopify/kubeaudit/auditors/image"
 	"github.com/Shopify/kubeaudit/auditors/limits"
-	"gopkg.in/yaml.v1"
+	"gopkg.in/yaml.v3"
 )
 
 func New(configData io.Reader) (KubeauditConfig, error) {

go.mod

@@ -1,16 +1,15 @@
 module github.com/Shopify/kubeaudit
 
 require (
-	github.com/jetstack/cert-manager v1.0.1
-	github.com/sirupsen/logrus v1.6.0
-	github.com/spf13/cobra v1.0.0
-	github.com/stretchr/testify v1.6.1
-	gopkg.in/yaml.v1 v1.0.0-20140924161607-9f9df34309c0
-	gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776
-	k8s.io/api v0.19.1
-	k8s.io/apiextensions-apiserver v0.19.1
-	k8s.io/apimachinery v0.19.1
-	k8s.io/client-go v0.19.1
+	github.com/jetstack/cert-manager v1.4.1
+	github.com/sirupsen/logrus v1.8.1
+	github.com/spf13/cobra v1.2.1
+	github.com/stretchr/testify v1.7.0
+	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
+	k8s.io/api v0.21.3
+	k8s.io/apiextensions-apiserver v0.21.3
+	k8s.io/apimachinery v0.21.3
+	k8s.io/client-go v0.21.3
 )
 
 go 1.16