Set labels for dependabot PR's, remove gomod rule

[cartermckinnon]

What type of PR is this?

What this PR does / why we need it:

Sets labels on the dependabot PR's so they automatically test, and do not require a release note (doesn't seem to be a way to automate this by appending a release-note block to the PR description).

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

NONE

[k8s-ci-robot]

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[hakman]

Let's talk about adding dependabot first /hold

[cartermckinnon]

@hakman I updated this one to get rid of the gomod stuff 👍

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hakman

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Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/kubernetes/cloud-provider-aws/blob/master/OWNERS)~~ [hakman] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[hakman]

/unhold