RoyalGardineer valve water consumed value converter

[mrrstux]

Proposed change

Converts RoyalGardineer valve water consumed value from deciliters to liters.

Additional information

Changes TuyaQuirkBuilder.tuya_meterig API to allow custom value scale.

Checklist

• [ x] The changes are tested and work correctly
• [x ] 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 89.79%. Comparing base (97413e3) to head (7ce801a).

Additional details and impacted files

@@           Coverage Diff           @@
##              dev    #3558   +/-   ##
=======================================
  Coverage   89.79%   89.79%           
=======================================
  Files         323      323           
  Lines       10414    10414           
=======================================
  Hits         9351     9351           
  Misses       1063     1063           

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