maturin 0.12.3

v0.12.3

on Rust Cargo

What's Changed

• Use platform tag from sysconfig.platform on non-portable Linux by @messense in #709
• Revert "Upgrade to Rust 2021 edition" by @messense in #710
• Warn missing cffi package dependency by @messense in #711
• Add support for Illumos by @messense in #712
• new: include function example for PyO3 bindings by @davidhewitt in #713
• Account for MACOSX_DEPLOYMENT_TARGET env var in wheel platform tag by @messense in #716

Full Changelog: v0.12.2...v0.12.3