BF: Failing to render JS code from CodeComponents

[peircej]

Because code blocks were being listed as 'code' not 'extendedCode' they
were not sent to the correct js conversion (need snippet2js)

[codecov]

Codecov Report

Merging #3643 (accbe28) into release (c4101af) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff            @@
##           release    #3643   +/-   ##
========================================
  Coverage    43.20%   43.20%           
========================================
  Files          267      267           
  Lines        52751    52751           
  Branches      9100     9100           
========================================
+ Hits         22790    22792    +2     
+ Misses       27640    27639    -1     
+ Partials      2321     2320    -1     

Impacted Files	Coverage Δ
psychopy/experiment/components/code/__init__.py	90.56% <ø> (ø)
psychopy/experiment/_experiment.py	52.50% <100.00%> (ø)
psychopy/web.py	36.53% <0.00%> (-1.29%)	⬇️
psychopy/app/connections/news.py	59.18% <0.00%> (+8.16%)	⬆️

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[coveralls]

Coverage increased (+0.004%) to 47.046% when pulling accbe28 on peircej:hotfix-codeCompJS into c4101af on psychopy:release.