chore(cubesql): Clean up unreferenced insta snapshots

[mcheshkov]

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.03%. Comparing base (924a17c) to head (63444a8).
Report is 6 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #9130      +/-   ##
==========================================
- Coverage   83.03%   83.03%   -0.01%     
==========================================
  Files         226      226              
  Lines       79482    79482              
==========================================
- Hits        66000    65999       -1     
- Misses      13482    13483       +1     

Flag	Coverage Δ
cubesql	83.03% <ø> (-0.01%)	⬇️

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