add bjlittle as a contributor for talk

[allcontributors[bot]]

Adds @bjlittle as a contributor for talk.

This was requested by bjlittle in this comment

Closes #940

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 91.30%. Comparing base (feda644) to head (8c7df57).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #941 +/- ## ======================================= Coverage 91.30% 91.30% ======================================= Files 58 58 Lines 2934 2934 ======================================= Hits 2679 2679 Misses 255 255 ```

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