v4.3.0

What's Changed

• perf: [high] decode blob txs in ClassifiedTx without copying by @rootulp in #314
• test: [low] add nightly fuzz coverage for go-square by @rootulp in #318
• ci: [low] authenticate Buf setup GitHub requests by @rootulp in #320
• test(tx): [medium] close BlobTx decoder coverage gaps by @rootulp in #319
• feat(builder): [high] add Builder.Fits and deprecate RevertLast* by @rootulp in #315

Full Changelog: v4.2.2...v4.3.0