feat(schema-compiler): Support user_attributes in snake_case

[KSDaemon]

• add tests with user_attributes
• suport user_attributes in cubePropCtxTranspiler

Check List

• Tests have been run in packages where changes have been 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

❌ Patch coverage is 0% with 8 lines in your changes missing coverage. Please review.
✅ Project coverage is 55.15%. Comparing base (a8e448f) to head (e56eb46).

Files with missing lines	Patch %	Lines
.../compiler/transpilers/CubePropContextTranspiler.ts	0.00%	8 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #10287      +/-   ##
==========================================
- Coverage   55.17%   55.15%   -0.02%     
==========================================
  Files         221      221              
  Lines       17202    17208       +6     
  Branches     3521     3524       +3     
==========================================
  Hits         9491     9491              
- Misses       7216     7222       +6     
  Partials      495      495              

Flag	Coverage Δ
cube-backend	55.15% <0.00%> (-0.02%)	⬇️

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