This allows specifying a timeout for golangci_lint. The default
remains 5m.

We shouldn't really be running into this, so it's advisable to look
into why we're hitting this timeout when we do. But as a workaround
it's handy to have this configurable.

feat(lint): allow configuring golangci_lint timeout

See merge request !872

## [2.51.0](https://gitlab.com/gitlab-com/gl-infra/common-ci-tasks/-/compare/...) (2025-01-20)

### Features

* **lint:** allow configuring golangci_lint timeout ([e1bb6ff8](gitlab-com/gl-infra/common-ci-tasks@e1bb6ff8))