Fix Schneider Electric thermostat number limits

[uvNikita]

Proposed change

This fixes limits for "Open window detection threshold" and "Boost amount" numbers according to the spec doc.

Additional information

#3575

Checklist

• The changes are tested and work correctly
• pre-commit checks pass / the code has been formatted using Black
• Tests have been added to verify that the new code works

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.24%. Comparing base (5556090) to head (59c38a0).
Report is 13 commits behind head on dev.

Additional details and impacted files

@@            Coverage Diff             @@
##              dev    #4132      +/-   ##
==========================================
+ Coverage   91.19%   91.24%   +0.04%     
==========================================
  Files         335      338       +3     
  Lines       10886    10918      +32     
==========================================
+ Hits         9928     9962      +34     
+ Misses        958      956       -2     

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[TheJulianJES]

thanks!