Update pagination on the standards adherence table

What does this MR do and why?

What

Update pagination on the standards adherence table

Why

• Update pagination to use router
• Move pagination component to shared folder
• Use existing pagination component on standards adherence table
• Adds per page dropdown to select 20, 50, 100 items per page
• Update specs to use router

Screenshots or screen recordings

Screenshots are required for UI changes, and strongly recommended for all other merge requests.

How to set up and validate locally

Enable FFs

1. In the rails console (rails c) enable the following features:
2. adherence_report_ui (Feature.enable(:adherence_report_ui))
3. compliance_adherence_report (Feature.enable(:compliance_adherence_report))

Setup Adherences

1. Visit group settings and enable "Prevent approval by author" from the 'Merge Request Approval' section.
2. This will create a couple of rows inside the project_compliance_standards_adherence table.

Visit Standard Adherence page

1. Visit a group, under Secure (new UI) or Security & Compliance (old UI) > Compliance center
2. Click View details to expand the sidebar component

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 #426479 (closed)