feat(tesseract): Subqueries support

[waralexrom]

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

Issue Reference this PR resolves

[For example #12]

Description of Changes Made (if issue reference is not provided)

[Description goes here]

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.16%. Comparing base (8f0758e) to head (a2ba03d).
Report is 4 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #9108      +/-   ##
==========================================
+ Coverage   83.14%   83.16%   +0.02%     
==========================================
  Files         225      225              
  Lines       80296    80531     +235     
==========================================
+ Hits        66759    66972     +213     
- Misses      13537    13559      +22     

Flag	Coverage Δ
cubesql	83.16% <ø> (+0.02%)	⬆️

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