Release 0.30.0

Prepare 0.30.0 release

Bump glam to 0.30.3

fix serde and speedy feature flags

Release 0.20.0

add missing cargo toml fields

update release.toml and changelog

remove old key from release.toml

downgrade glam for released version because speedy still hasn't been released

fmt

add release.toml

Prepare for separate macaw repo

fix a few clippy warnings introduced in rust 1.83 (#15398)

Upgrade rust to 1.82.0 (#14584)

Upgrade rust to `1.81.0` (#14330)