Streamline clickhouse rspec jobs

What does this MR do and why?

Streamline clickhouse rspec jobs

• Use rules similar with rspec unit jobs
• Prefix it with rspec clickhouse so it's not mixed with rspec unit

This should make it easier to generate a corresponding as-if-foss pipeline.

This addresses:

• !140686 (comment 1709128757)
  • No more weird clickhouse jobs: https://gitlab.com/gitlab-org/gitlab-foss/-/pipelines/1124513027
• !140776 (comment 1710970112)
  • It should just follow with unit jobs
• #433375 (closed)
• #423848 (closed)

Closes #433375 (closed), #423848 (closed)

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