Add Delete method to kube client

[g-gaston]

Part of #1106, needed only in snow cli provider and not in the controller for now

Testing (if applicable):
Uni tests
By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[codecov]

Codecov Report

Merging #1990 (da52b4a) into main (71fae6a) will increase coverage by 0.01%.
The diff coverage is 83.33%.

@@            Coverage Diff             @@
##             main    #1990      +/-   ##
==========================================
+ Coverage   50.11%   50.13%   +0.01%     
==========================================
  Files         295      295              
  Lines       24907    24923      +16     
==========================================
+ Hits        12481    12494      +13     
- Misses      11122    11124       +2     
- Partials     1304     1305       +1     

Impacted Files	Coverage Δ
pkg/executables/kubectl.go	35.87% <40.00%> (+0.01%)	⬆️
pkg/clients/kubernetes/unauth.go	100.00% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 71fae6a...da52b4a. Read the comment docs.

[jiayiwang7]

should we have a method func (c *KubeconfigClient) Delete(ctx context.Context, name, namespace string, obj runtime.Object) error in kubeconfig.go?

[g-gaston]

should we have a method func (c *KubeconfigClient) Delete(ctx context.Context, name, namespace string, obj runtime.Object) error in kubeconfig.go?

Unless I'm missing something, the delete functionality is only needed at the provider level and not at the "templater" level. So we could add it, but I don't think we need it yet.

[jiayiwang7]

/approve
/lgtm

[eks-distro-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jiayiwang7

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 [jiayiwang7]

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