fix(tesseract): Fix member name case conversion

[KSDaemon]

Prepend "_" even to the first UPPERCASE letter in the name

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 83.23%. Comparing base (6034850) to head (32cc848).
⚠️ Report is 9 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #10064      +/-   ##
==========================================
- Coverage   83.24%   83.23%   -0.01%     
==========================================
  Files         244      244              
  Lines       73483    73483              
==========================================
- Hits        61172    61167       -5     
- Misses      12311    12316       +5     

Flag	Coverage Δ
cubesql	83.23% <ø> (-0.01%)	⬇️

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