Add humanize to list of projects using prek

[Copilot]

The humanize project adopted prek in python-humanize/humanize#276 and should be included in the "Who is using prek?" section.

Changes

• Added humanize entry to the README.md list of projects using prek

Original prompt

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This section details on the original issue you should resolve

<issue_title>Include humanize in list of repos using prek</issue_title>
<issue_description>As per python-humanize/humanize#276 humanize switched to prek. Might be worthy to include in the list of repos using prek</issue_description>

Comments on the Issue (you are @copilot in this section)

• Fixes Include humanize in list of repos using prek #1062

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.82%. Comparing base (86f4d60) to head (efd3f02).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1063   +/-   ##
=======================================
  Coverage   89.82%   89.82%           
=======================================
  Files          72       72           
  Lines       13294    13294           
=======================================
  Hits        11941    11941           
  Misses       1353     1353           

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