Requesting Team Admin Role

[Dhrumil-Sentry]

Problem Statement

As mentioned in #49028 (comment) - Users should be able to request Team Admin roles instead of having to be granted it manually

Solution Brainstorm

A request permission flow similar to the add new member flow

Product Area

Settings - Members

[getsantry]

Routing to @getsentry/product-owners-settings-members for triage, due by Friday, June 9th at 5:00 pm (sfo). ⏲️