🐛 Fix dependency version for make update-helm-plugin-repo

[Danil-Grigorev]

What this PR does / why we need it:

Fixes error in make update-helm-plugin-repo, which unblocks post release steps required to publish new helm release chart, described in https://cluster-api-operator.sigs.k8s.io/04_developer/01_release#post-release-steps. PR is generated in #662

./hack/update-helm-repo.sh v0.15.0
# oras.land/oras-go/pkg/auth/docker
../../../../../go/pkg/mod/oras.land/[email protected]/pkg/auth/docker/login_tls.go:44:20: undefined: types.AuthConfig
../../../../../go/pkg/mod/oras.land/[email protected]/pkg/auth/docker/login_tls.go:62:131: undefined: types.AuthConfig
../../../../../go/pkg/mod/oras.land/[email protected]/pkg/auth/docker/login_tls.go:122:32: undefined: types.AuthConfig
../../../../../go/pkg/mod/oras.land/[email protected]/pkg/auth/docker/login.go:54:16: undefined: types.AuthConfig
make: *** [Makefile:508: update-helm-plugin-repo] Error 1

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes #

[netlify]

✅ Deploy Preview for kubernetes-sigs-cluster-api-operator ready!

Name	Link
🔨 Latest commit	a00db0f
🔍 Latest deploy log	https://app.netlify.com/sites/kubernetes-sigs-cluster-api-operator/deploys/6762e097f1076c0009aa6505
😎 Deploy Preview	https://deploy-preview-663--kubernetes-sigs-cluster-api-operator.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[furkatgofurov7]

/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: furkatgofurov7

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [furkatgofurov7]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[furkatgofurov7]

/lgtm

[k8s-ci-robot]

LGTM label has been added.

Git tree hash: 1ad8538cf4b576e8d6f89f834134fcff73faf9f8