v0.4.69-nightly

What's Changed

Build/Testing/CI

• [rust 2021] migrate to rust 2021 (#1159) by @PsiACE
• [Build/Test] perf tool building optimization and downsize performance test data volume (#1268) by @ZhiHanZ

Improvement

• [rust 2021] migrate to rust 2021 (#1159) by @PsiACE
• [Improvement] show log in compare.html (#1270) by @ZhiHanZ
• CLI-1264: rename update to get (#1265) by @BohuTANG
• [commons] arrow -> arrow2 (#1239) by @sundy-li
• [store] refactor: upgrade async-raft to 0.6.2-alpha.7: reduce log level to warn for RPC failures (#1263) by @drmingdrmer

Others

• [store] refactor: upgrade async-raft to 0.6.2-alpha.7: reduce log level to warn for RPC failures (#1263) by @drmingdrmer