integrate the liquid clustering macros

[dkruh1]

resolves #
docs dbt-labs/docs.getdbt.com/#

Problem

Solution

Checklist

• I have read the contributing guide and understand what's expected of me
• I have run this code in development and it appears to resolve the stated issue
• This PR includes tests, or tests are not required/relevant for this PR
• This PR has no interface changes (e.g. macros, cli, logs, json artifacts, config files, adapter interface, etc) or this PR has already received feedback and approval from Product or DX

[matanmichaely]

question , why did you prepare this PR with support-python-model-session-submission-method as target branch ?

[dkruh1]

question , why did you prepare this PR with support-python-model-session-submission-method as target branch ?

@matanmichaely - this is a private feature that I don't think we will ever merge to the original dbt-spark - I had to branch out from that branch to review only the delta