add bjlittle as a contributor for data, example, and 2 more

[allcontributors]

Adds @bjlittle as a contributor for data, example, question, test.

This was requested by bjlittle in this comment

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.30%. Comparing base (8388e00) to head (529a7ca).
Report is 167 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #935   +/-   ##
=======================================
  Coverage   91.30%   91.30%           
=======================================
  Files          58       58           
  Lines        2934     2934           
=======================================
  Hits         2679     2679           
  Misses        255      255           

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