v4.0.0

What's Changed

• Support Simplecov 1.0.0 by @jessebs in #57
• Update copyright year to include 2026 by @jessebs in #62
• Prep for 4.0.0 release now that simplecov 1.0.0 is finalized by @jessebs in #63

Full Changelog: v3.2.0...v4.0.0