Actually use golangci-lint config.

[wlynch]

Changes

golangci-config uses .golangci.yaml as the default config path. Previously we were using .golang-ci.yaml so changes weren't taking affect.

Submitter Checklist

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• [ ] Has Docs included if any changes are user facing
• [ ] Has Tests included if any functionality added or changed
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Release Notes

NONE

[tekton-robot]

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