CompatHelper: bump compat for Latexify to 0.16, (keep existing compat)

[github-actions]

This pull request changes the compat entry for the Latexify package from 0.14 - 0.15 to 0.14 - 0.15, 0.16.
This keeps the compat entries for earlier versions.

Note: I have not tested your package with this new compat entry.
It is your responsibility to make sure that your package tests pass before you merge this pull request.

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (c3ba0c5) 90.35% compared to head (9d7fdab) 90.35%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #4728   +/-   ##
=======================================
  Coverage   90.35%   90.35%           
=======================================
  Files          40       40           
  Lines        8731     8731           
=======================================
  Hits         7889     7889           
  Misses        842      842           

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