Fix: color temp not being settable or 0x07 RGBWW strips in RGB&CCT mode

[bdraco]

Fix: white channels not being cleared when setting color only on 0x25 in RGBWW mode

[codecov-commenter]

Codecov Report

Merging #335 (a4c53f7) into master (7440319) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master     #335   +/-   ##
=======================================
  Coverage   93.70%   93.70%           
=======================================
  Files          15       15           
  Lines        3051     3051           
=======================================
  Hits         2859     2859           
  Misses        192      192           

Impacted Files	Coverage Δ
flux_led/aiodevice.py	98.86% <ø> (ø)
flux_led/models_db.py	98.90% <ø> (ø)
flux_led/base_device.py	98.07% <100.00%> (ø)

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