v0.3.0

What's Changed

• Add build deps and bump checkout version by @jorgensd in #126
• Fix api in dolfinx by @jorgensd in #128
• Number local Netgen regions by DMPlex label value by @pbrubeck in #127
• Use global label union for Netgen regions by @pbrubeck in #129
• Release 0.3.0 by @connorjward in #131

Full Changelog: v0.2.1...v0.3.0