Add _TZE204_ptaqh9tk for Tuya TS0601 single switch

[achikhv]

Proposed change

Add models reported in #2780
Issue #2780 reported signature _TZE204_ptaqh9tk for tuya TS0601 single switch. Added signature to quirk.

Additional information

Fixes #2780

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 87.85%. Comparing base (2a39c07) to head (afeafb0).

Additional details and impacted files

@@           Coverage Diff           @@
##              dev    #2997   +/-   ##
=======================================
  Coverage   87.85%   87.85%           
=======================================
  Files         301      301           
  Lines        9212     9212           
=======================================
  Hits         8093     8093           
  Misses       1119     1119           

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[TheJulianJES]

Thanks!

[TheJulianJES]

To answer your question about tests: they aren't really needed for simple things like adding another manufacturer/model variation.