Adds Tuya TRV _TZE204_rtrmfadk

[prairiesnpr]

Proposed change

Adds Tuya TRV _TZE204_rtrmfadk

Additional information

Based on: https://github.com/Koenkk/zigbee-herdsman-converters/blob/05865e983e39ce03578a6bfdb40099dffe041537/src/devices/tuya.ts#L5087
Closes: #3548

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

Attention: Patch coverage is 77.27273% with 5 lines in your changes missing coverage. Please review.

Project coverage is 89.83%. Comparing base (d80730f) to head (7ce0bca).

Files with missing lines	Patch %	Lines
zhaquirks/tuya/ts0601_trv.py	77.27%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              dev    #3700      +/-   ##
==========================================
- Coverage   89.86%   89.83%   -0.03%     
==========================================
  Files         322      322              
  Lines       10387    10409      +22     
==========================================
+ Hits         9334     9351      +17     
- Misses       1053     1058       +5     

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