v2.3.0-rc.0

What’s Changed

• docs: add kuops as a contributor for code (#1446) @allcontributors
• docs: add 77yu77 as a contributor for code (#1447) @allcontributors
• docs: add zhouqiu0103 as a contributor for code (#1445) @allcontributors
• fix: delete k3s cluster with kubenetes version (#1426) @xiaods
• docs: add wenwutang1 as a contributor for code (#1405) @allcontributors

🚀 Features

• feat: support kubesphere v3.3.1 (#1444) @pixiake
• upgrade helm and harbor (#1427) @pixiake
• Support kube-vip (#1413) @zhouqiu0103
• support recent docker version 20.10.17 as an alternative. (#1412) @yjqg6666
• [#1408] add fetch-kubernetes-hash script (#1409) @yjqg6666
• [#1406] support for recent k8s patch versions (#1407) @yjqg6666

🐛 Bug Fixes

• fix: fix ubuntu debian chrony bug (#1437) @kuops
• fix k3s(v1.21+) add other master nodes bug (#1431) @zhouqiu0103