ci: run check-deps job only if go.mod changed

What does this MR do?

make deps-check will have no effect if no dependency changed. This MR add a rule to run the job accordingly

This is part of an effort to reduce CI minutes consumption in GitLab products in response to the recent change in CI/CD minutes usage for contributors.

TODO

• I added the Changelog trailer (e.g. Changelog: added) to the commits that need to be included in the changelog
• I added unit tests or they are not required
• I added acceptance tests or they are not required
• I added documentation (or it's not required)
• I followed code review guidelines
• I followed Go Style guidelines