Cast available langauges set to list for JSON compat.

[NeonDaniel]

No description provided.

[codecov]

Codecov Report

Merging #192 (aacd0df) into dev (6ceb058) will increase coverage by 3.24%.
The diff coverage is 36.58%.

@@            Coverage Diff             @@
##              dev     #192      +/-   ##
==========================================
+ Coverage   50.35%   53.59%   +3.24%     
==========================================
  Files         119      152      +33     
  Lines       10077     9725     -352     
==========================================
+ Hits         5074     5212     +138     
+ Misses       5003     4513     -490     

Impacted Files	Coverage Δ
mycroft/audio/__main__.py	0.00% <0.00%> (ø)
mycroft/client/enclosure/__main__.py	0.00% <0.00%> (ø)
mycroft/client/enclosure/mark1/arduino.py	0.00% <0.00%> (ø)
mycroft/client/enclosure/mark1/eyes.py	0.00% <0.00%> (ø)
mycroft/client/enclosure/mark1/mouth.py	0.00% <0.00%> (ø)
mycroft/client/speech/__main__.py	0.00% <0.00%> (ø)
mycroft/client/speech/hotword_factory.py	0.00% <0.00%> (-88.89%)	⬇️
mycroft/client/speech/service.py	0.00% <0.00%> (ø)
mycroft/client/speech/silence.py	0.00% <0.00%> (-42.86%)	⬇️
mycroft/client/text/__init__.py	0.00% <0.00%> (ø)
... and 138 more

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

[NeonDaniel]

Changes validated here: NeonGeckoCom/neon_speech@12165e6