merge radondb-clickhouse-kubernetes repository

[sozenh]

target: merge radondb-clickhouse-kubernetes repository

task:

• Move helm charts to this repository
• Integrate documentation from radondb-clickhouse-kubernetes into this repository
• Modify the relevant deployment documentation in KS and elsewhere (if any)
• Add git pages to this repository
• Add shell scripts to automatically generate helm charts files from deploy files
• Modify all docs from source（altinity）
• Add zh-cn docs