Added deployed before and after filters to Vue merge request list

What does this MR do and why?

Added deployed before and after filters to Vue merge request list

#442926 (closed), #442927 (closed)

MR acceptance checklist

Please evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.

Screenshots or screen recordings

How to set up and validate locally

• Enable vue_merge_request_list feature flag
• Visit project merge request list
• Filter by deployed before or after