fix: move tslib to dependencies

[m-radzikowski]

Closes #29

[codecov-commenter]

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (2aef307) to head (3fecf4d).
Report is 195 commits behind head on main.

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Additional details and impacted files

@@            Coverage Diff            @@
##              main       #31   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            5         5           
  Lines           77        77           
  Branches         9         9           
=========================================
  Hits            77        77           

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