Pants 2.30.0a0 is released

[Pants Announce]

Pants 2.30.0a0 is now available!

To upgrade, set `pants_version="2.30.0a0"` in the `[GLOBAL]` section of your pants.toml.

Check the release notes at https://github.com/pantsbuild/pants/releases/tag/release_2.30.0a0 to see what's new in this release.

Thanks to all the contributors to this release:

Benjy Weinberger
Chiara
Chris Burroughs
Suresh Joshi
Tom Dyas
Yusuf Jabri

And a special shoutout to these first-time contributors:

Chiara
Yusuf Jabri

Welcome to the Pants community! We appreciate your contributions, and look forward to more of them in the future.