Backport of Sync .golangci.yml from ENT into release/1.15.x

[hc-github-team-consul-core]

Backport

This PR is auto-generated from #17180 to be assessed for backporting due to the inclusion of the label backport/1.15.

WARNING automatic cherry-pick of commits failed. Commits will require human attention.

merge conflict error: POST https://api.github.com/repos/hashicorp/consul/merges: 409 Merge conflict []

The below text is copied from the body of the original PR.

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Syncs .golangci.yml file missed in the original protobuf modernization from ENT

PR Checklist

• updated test coverage
• external facing docs updated
• appropriate backport labels added
• not a security concern

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Overview of commits

• 069113e

[hashicorp-cla]

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• temp

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[github-team-consul-core-pr-approver]

Auto approved Consul Bot automated PR