feat(cubesql): Push down DATE_TRUNC expressions as member expressions with granularity

[MazterQyou]

Check List

• Tests have been run in packages where changes made if available
• Linter has been run for changed code
• Tests for the changes have been added if not covered yet
• Docs have been added / updated if required

Description of Changes Made

This PR changes the behavior of SQL push down generation for DATE_TRUNC expressions, generating a member expression with granularity rather than DATE_TRUNC SQL equivalent. Related tests are adjusted.

[codecov]

Codecov Report

Attention: Patch coverage is 91.42857% with 3 lines in your changes missing coverage. Please review.

Project coverage is 84.11%. Comparing base (2e47147) to head (3388b52).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
...t/cubesql/cubesql/src/compile/engine/df/wrapper.rs	90.62%	3 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #9583       +/-   ##
===========================================
+ Coverage        0   84.11%   +84.11%     
===========================================
  Files           0      230      +230     
  Lines           0    84440    +84440     
===========================================
+ Hits            0    71023    +71023     
- Misses          0    13417    +13417     

Flag	Coverage Δ
cubesql	84.11% <91.42%> (?)

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[KSDaemon]

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