Filter by issue reference in group/project issues list refactor

What does this MR do and why?

This MR adds the ability to filter by issue reference (e.g. #1) on the group/project issues list refactor, to mimic the same functionality on the existing Haml page.

Behind vue_issues_list feature flag defaulted to off.

Screenshots or screen recordings

Screen_Recording_2022-02-23_at_5.37.47_pm

How to set up and validate locally

1. In rails console enable the feature flag

   Feature.enable(:vue_issues_list)

2. Visit any group or project issues list page such as http://127.0.0.1:3000/h5bp/html5-boilerplate/-/issues/
3. Test the MR.

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.