v3.3.0

What's Changed

• Merge yaru-improved for updates to Yaru theme by @RedFantom in #81
• fix black theme by @rdbende in #89
• Fix arc theme progressbar when setting sticky by @rdbende in #90
• use python 3 syntax instead of kwargs.pop by @Akuli in #87
• Update package for modern Python, Tk and pip versions by @rdbende in #98
• Black theme enhancements by @rdbende in #91
• Migrate to pyproject.toml by @rdbende in #99

Full Changelog: v3.2.2...v3.3.0