Add documentation warning about usage of 'colored'

[daboross]

See #113.

[codecov-commenter]

Codecov Report

❗ No coverage uploaded for pull request base (main@215fdd1). Click here to learn what that means.
Patch has no changes to coverable lines.

❗ Current head 28c8ec3 differs from pull request most recent head 31ac574. Consider uploading reports for the commit 31ac574 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #117   +/-   ##
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  Coverage        ?   38.41%           
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  Files           ?        5           
  Lines           ?      630           
  Branches        ?        0           
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  Hits            ?      242           
  Misses          ?      388           
  Partials        ?        0           

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