Update to CompatHelper v3

[jishnub]

Copied from https://github.com/JuliaRegistries/CompatHelper.jl/blob/master/.github/workflows/CompatHelper.yml

[codecov]

Codecov Report

Base: 85.11% // Head: 85.11% // No change to project coverage 👍

Coverage data is based on head (9a63d57) compared to base (c708a7c).
Patch has no changes to coverable lines.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #111   +/-   ##
=======================================
  Coverage   85.11%   85.11%           
=======================================
  Files          10       10           
  Lines        1632     1632           
=======================================
  Hits         1389     1389           
  Misses        243      243           

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