v6.2.4 support for transparent fills

What's Changed

• Bump nanoid from 3.1.30 to 3.3.1 by @dependabot in #185
• Added support for transparent fills by @mihail-alexe-nutanix in #180
• Replace empty dashPattern with [0, 0] by @Landschaft #189

Full Changelog: v6.2.3...v6.2.4