gitlab: Add an internal rate limiter
Created by: ryanslade
This adds our own configurable internal rate limiter that is checked before we make API requests to GitLab
Part of: https://github.com/sourcegraph/sourcegraph/issues/8546
Created by: ryanslade
This adds our own configurable internal rate limiter that is checked before we make API requests to GitLab
Part of: https://github.com/sourcegraph/sourcegraph/issues/8546