Add Tuya Bseed thermostat _TZE204_5toc8efa/_TZE200_5toc8efa

[vvv2542]

Proposed change

Adds a Tuya v2 TuyaQuirkBuilder‐based quirk for Bseed HTWZ/HTEZ/HTBZ thermostat.

Additional information

Brand: Bseed
Model: HTWZ/HTEZ/HTBZ (TS0601)
Manufacturer: _TZE204_5toc8efa/_TZE200_5toc8efa

DP	Purpose	Values
1	System mode	0=off, 1=heat
2	Preset mode	0=auto, 1=manual
16	Occupied heating setpoint	temperature*10, step=0.5°
18	Max heat setpoint limit	temperature*10, 15…45°, step=1°
24	Local temperature	temperature*10
26	Min heat setpoint limit	temperature*10, 5…15°, step=1°
27	Local temperature calibration	temperature, -9…9°, step=1°
36	Running state	0=Heat_State_On, other=Idle
40	Child lock	0=unlock, 1=lock
43	Temperature sensor select	0=air, 1=both, 2=floor
102	Floor temperature	temperature*10
103	Deadzone temperature	temperature, 0…5°, step=1°
104	High temperature protection	temperature*10, 10…70°, step=1°

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 93.05%. Comparing base (380135d) to head (c675dd4).

Additional details and impacted files

@@           Coverage Diff           @@
##              dev    #4818   +/-   ##
=======================================
  Coverage   93.04%   93.05%           
=======================================
  Files         397      397           
  Lines       13248    13258   +10     
=======================================
+ Hits        12327    12337   +10     
  Misses        921      921           

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