CompatHelper: bump compat for NeuralNetworkParameters to 0.4, (keep existing compat)

[github-actions]

This pull request changes the compat entry for the NeuralNetworkParameters package from 0.3 to 0.3, 0.4.
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

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 86.07%. Comparing base (cf1fbba) to head (47cc99f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #306   +/-   ##
=======================================
  Coverage   86.07%   86.07%           
=======================================
  Files          76       76           
  Lines        3016     3016           
=======================================
  Hits         2596     2596           
  Misses        420      420           

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