Meeting proposal info

• Title: Tier 2 Targets Review
• Type: Non-technical

Summary

Review our existing tier two targets to confirm that they all meet
the target tier requirements and have maintainer documentation.
See rust-lang/rust#113739, weekly meeting 2023/07/20 and
weekly meeting 2023/08/03.

About this issue

This issue corresponds to a meeting proposal for the compiler team
steering meeting. It corresponds to a possible topic of
discussion. You can read more about the steering meeting procedure
here.

Comment policy

These issues are meant to be used as an "announcements channel"
regarding the proposal, and not as a place to discuss the technical
details. Feel free to subscribe to updates. We'll post comments when
reviewing the proposal in meetings or making a scheduling decision.
In the meantime, if you have questions or ideas, ping the proposers
on Zulip (or elsewhere).