Remove unused arguments and variables

What does this MR do and why?

Remove unused arguments and variables

• @days are never used
• @token are never used (only token is used in initialize)
• debug are never used

This will affect !1169 (merged) and let's wait for that first.

Expected impact & dry-runs

Dry-run to be extra safe: https://gitlab.com/gitlab-org/quality/triage-ops/-/jobs/2119157207

Action items

• (If applicable) Add documentation to the handbook pages for Triage Operations =>
• (If applicable) Identify the affected groups and how to communicate to them:
  • /cc @person_or_group =>
  • Relevant Slack channels =>
  • Engineering week-in-review