fix changelog to include Kai as contributor to v0.6.0 and change Brian L -> Bryan L (typos)

[valeriupredoi]

Description

Small fixes to the Changelog.

Before you get started

Checklist

• This pull request has a descriptive title and labels
• This pull request has a minimal description (most was discussed in the issue, but a two-liner description is still desirable)
• All tests pass

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 72.58%. Comparing base (9616d25) to head (1637499).
⚠️ Report is 201 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #96   +/-   ##
=======================================
  Coverage   72.58%   72.58%           
=======================================
  Files          11       11           
  Lines        2499     2499           
  Branches      379      379           
=======================================
  Hits         1814     1814           
  Misses        583      583           
  Partials      102      102           

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[bnlawrence]

I'm happy this fixes the two issues we needed to address.

[valeriupredoi]

cheers @bnlawrence 🍺