Update CODEOWNERS (#5580)

golangci-lint is not something we robots know much about , let's update the codeowners file so the relevant team can actually review those PRs

Author: v1v

.github/CODEOWNERS

@@ -5,5 +5,6 @@
 dev-tools/integration/.env
 
 /.github/workflows @elastic/observablt-ci
+/.github/workflows/golangci-lint.yml @elastic/elastic-agent-control-plane
 /docs/release-notes @elastic/ingest-docs
 /docs/docset.yml @elastic/ingest-docs