Pre-commit as sperate CI, and bump py version

[younik]

Bumping py version as pre-commit on py 3.10 is outdated

Also, we require mpi4py after #470

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 73.69%. Comparing base (1efacf5) to head (07ba8ec).
⚠️ Report is 20 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #474      +/-   ##
==========================================
- Coverage   74.31%   73.69%   -0.63%     
==========================================
  Files          47       47              
  Lines        6960     7043      +83     
  Branches      824      836      +12     
==========================================
+ Hits         5172     5190      +18     
- Misses       1478     1543      +65     
  Partials      310      310              

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[josephdviviano]

lgtm thank you!