docs: fix typo

[jacob-lcs]

This PR contains a:

• bugfix
• new feature
• code refactor
• test update
• typo fix
• metadata update

has method --> hash method

[codecov]

Codecov Report

Merging #404 (233bfec) into master (ceaa8d4) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #404   +/-   ##
=======================================
  Coverage   87.27%   87.27%           
=======================================
  Files           3        3           
  Lines          55       55           
  Branches       20       20           
=======================================
  Hits           48       48           
  Misses          6        6           
  Partials        1        1           

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[alexander-akait]

Please accept CLA

[jacob-lcs]

done

[alexander-akait]

Thanks