Clean up requirements.txt

[NeelayS]

Modifies requirements.txt to only contain packages which are used in the library. Achieved using pipreqs.

[codecov-commenter]

Codecov Report

Merging #162 (a43c90c) into main (051056b) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #162   +/-   ##
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  Coverage   87.12%   87.12%           
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  Files          58       58           
  Lines        2276     2276           
=======================================
  Hits         1983     1983           
  Misses        293      293