docs: Add 'Sourcing data for definitions' to CONTRIBUTING

[matthewmayer]

fix #1820

[codecov]

Codecov Report

Merging #1888 (0f459bd) into next (f8926c7) will increase coverage by 0.00%.
The diff coverage is n/a.

Additional details and impacted files

@@           Coverage Diff           @@
##             next    #1888   +/-   ##
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  Coverage   99.61%   99.62%           
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  Files        2356     2356           
  Lines      236570   236570           
  Branches     1188     1191    +3     
=======================================
+ Hits       235670   235680   +10     
+ Misses        878      868   -10     
  Partials       22       22           

Impacted Files	Coverage Δ
src/modules/internet/user-agent.ts	87.86% <0.00%> (+2.95%)	⬆️

[ST-DDT]

I like it. Should we add a section regarding the requirement to be "fit for professional audience"?

[Shinigami92]

I like it. Should we add a section regarding the requirement to be "fit for professional audience"?

This is (theoretically) already covered by Code of Conduct
It's also not really related to the source for the data

The only helpful thing would be to co-reference links from and to CoC