alloy-core v0.8.20

What's Changed

• chore: clippy by @DaniPopes in #858
• feat: add Sealed::cloned by @mattsse in #860
• feat: add Sealed::as_sealed_ref by @mattsse in #859
• docs: add more 0x to alloy-primitives readme example by @DaniPopes in #861
• chore(deps): bump winnow 0.7 by @DaniPopes in #862

Full Changelog: v0.8.19...v0.8.20