Update changelog command in release docs

[kwridan]

• The command to generate the change log was out of date 🤐

[codecov]

Codecov Report

Merging #78 (6921b29) into main (c4368b4) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main      #78   +/-   ##
=======================================
  Coverage   96.13%   96.13%           
=======================================
  Files          47       47           
  Lines        1809     1809           
=======================================
  Hits         1739     1739           
  Misses         70       70           

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