Create view branch rules component

What does this MR do and why?

Creates a view branch rules component in preparation for viewing branch rules

(no changelog added because changes are behind a feature flag)

MR breakdown

Description	MR
Restructure branch rules components	!98307 (merged)
Create view branch rules component	👈 this MR
Create branch rule details component	follow-up
Retrieve branch rule details (BE integration)	follow-up

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 #372362 (closed)