Extract helpers for filter and pagination params

What does this MR do and why?

Extracts some shared analytics helpers for retrieving filter and pagination values from the url.

This MR introduces:

• extractFilterQueryParameters - extract filter bar parameters ready to be applied to our shared filter bar component
• extractPaginationQueryParameters- returns pagination parameters

These will be reused in #327457 (closed)

Screenshots or screen recordings

No visual changes

How to set up and validate locally

Numbered steps to set up and validate the change are strongly suggested.

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.