Testnet 0.22.1

What's changed

• metrics-server: Re-add http1 support by @jsdanielh in #2611
• Remove unused scripts by @jsdanielh in #2612
• Fix some clippy warnings by @viquezclaudio in #2613
• Introduce a validators stress scenario by @viquezclaudio in #2616
• Fix call to add_to_history in tests by @paberr in #2618
• ProposalBuffer: Move log message where it belongs by @nibhar in #2622
• Fix clippy warnings by @viquezclaudio in #2620
• Fix revert for trie diffs to include incomplete part as well by @paberr in #2610
• Add a way to mechanically generate MAX_SIZE constants by @hrxi in #2580
• Make start and finish of validity window sync log info by @Eligioo in #2628
• transaction: Optimize MMR hash for HistoricTransaction by @jsdanielh in #2630

Dependencies

• build(deps): bump futures-timer from 3.0.2 to 3.0.3 in the minor-and-patch-updates group by @dependabot in #2609

Full Changelog: v0.22.0...v0.22.1