Bump sigs.k8s.io/external-dns from 0.11.1 to 0.13.1 (#46)

Bumps [sigs.k8s.io/external-dns](https://github.com/kubernetes-sigs/external-dns) from 0.11.1 to 0.13.1.
- [Release notes](https://github.com/kubernetes-sigs/external-dns/releases)
- [Changelog](https://github.com/kubernetes-sigs/external-dns/blob/master/docs/release.md)
- [Commits](kubernetes-sigs/external-dns@v0.11.1...v0.13.1)

---
updated-dependencies:
- dependency-name: sigs.k8s.io/external-dns
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

go.mod

@@ -13,13 +13,13 @@ require (
 	go.uber.org/zap v1.21.0
 	k8s.io/api v0.25.5
 	k8s.io/apimachinery v0.25.5
-	k8s.io/client-go v0.25.0
+	k8s.io/client-go v0.25.2
 	sigs.k8s.io/controller-runtime v0.13.1
-	sigs.k8s.io/external-dns v0.11.1
+	sigs.k8s.io/external-dns v0.13.1
 )
 
 require (
-	cloud.google.com/go/compute v1.7.0 // indirect
+	cloud.google.com/go/compute v1.9.0 // indirect
 	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
 	github.com/Azure/go-autorest/autorest v0.11.27 // indirect
 	github.com/Azure/go-autorest/autorest/adal v0.9.20 // indirect
@@ -66,6 +66,7 @@ require (
 	github.com/prometheus/client_model v0.2.0 // indirect
 	github.com/prometheus/common v0.35.0 // indirect
 	github.com/prometheus/procfs v0.7.3 // indirect
+	github.com/rogpeppe/go-internal v1.8.1 // indirect
 	github.com/sirupsen/logrus v1.9.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/traefik/paerser v0.1.9 // indirect
@@ -83,7 +84,7 @@ require (
 	golang.org/x/tools v0.1.12 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.2.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/protobuf v1.28.0 // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/square/go-jose.v2 v2.6.0 // indirect