modify pre-commit; run on all files

[rkingsbury]

Minor changes to the pre-commit configuration to make handling .json files easier and to separate linting from formatting in ruff. Note that Jupyter notebooks will now be formatted but not subjected to linting.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 81.65%. Comparing base (1a70aa0) to head (0eaacb6).
Report is 8 commits behind head on main.

Files with missing lines	Patch %	Lines
src/pyEQL/solution.py	0.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #191   +/-   ##
=======================================
  Coverage   81.65%   81.65%           
=======================================
  Files           9        9           
  Lines        1494     1494           
  Branches      326      326           
=======================================
  Hits         1220     1220           
  Misses        227      227           
  Partials       47       47           

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