Added missing filters to Enhanced Issue Analytics

What does this MR do and why?

As the second of two MRs to address #424268 (closed), this MR adds the following newly supported filters to Enhanced Issue Analytics:

1. epic
2. my-reaction
3. weight
4. All negated filters

Task	Status
Refactor Issue Analytics query builder ( !136358 (merged))	workflowin review
Add missing filters to Enhanced Issue Analytics	⬅

Known Issues

• iteration filter is currently not working; to be fixed in #419743
• Wildcard values for milestone and assignee filters currently not working; to be fixed in #428478

Screenshots or screen recordings

Before	After

How to set up and validate locally

1. Make sure you have a GitLab Ultimate license
2. Feature.enable(:issues_completed_analytics_feature_flag)
3. Go to a group/project with issues: http://{LOCAL_INSTANCE}/groups/{GROUP_PATH}/-/issues_analytics or http://{LOCAL_INSTANCE}/{GROUP_PATH}/{PROJECT_PATH}/-/analytics/issues_analytics
4. Verify that the newly supported filters have been added and they work correctly.

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

Related to #424268 (closed)