v0.12.1

What's Changed

• Updates for cargo vet 0.5 by @divergentdave in #540
• Bump cargo-vet to 0.6.1 by @bholley in #545
• Mark 0.8 branch as unmaintained by @divergentdave in #548
• build(deps): bump serde_json from 1.0.94 to 1.0.95 by @dependabot in #542
• build(deps): bump serde from 1.0.155 to 1.0.159 by @dependabot in #550
• build(deps): bump cmac from 0.7.1 to 0.7.2 by @dependabot in #529
• build(deps): bump fixed from 1.23.0 to 1.23.1 by @dependabot in #527
• build(deps): bump thiserror from 1.0.39 to 1.0.40 by @dependabot in #526
• build(deps): bump hex-literal from 0.3.4 to 0.4.0 by @dependabot in #552
• build(deps): bump fiat-crypto from 0.1.19 to 0.1.20 by @dependabot in #551
• Poplar1: check underflow in Poplar1AggregationParam::try_from_prefixes. by @branlwyd in #555
• Provide Encode/Decode implementation to Poplar1PrepareState. by @branlwyd in #554
• build(deps): bump hex-literal from 0.4.0 to 0.4.1 by @dependabot in #556
• Exclude the supply-chain directory from the published package by @bholley in #561
• Conditional compilation fixes by @divergentdave in #559
• CI: Build benchmarks without optimization by @divergentdave in #560
• Remove SHA3 dependency from crypto-dependencies feature. by @simon-friedberger in #562
• Bump crate version to 0.12.1 by @tgeoghegan in #563

Full Changelog: v0.12.0...v0.12.1