Add remaining symmetry group fields (Hall, HM symbols, IT number)

[ml-evs]

Finishes the remaining work migrating #1422.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.60%. Comparing base (56450cb) to head (7230e65).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2240      +/-   ##
==========================================
+ Coverage   90.58%   90.60%   +0.02%     
==========================================
  Files          75       75              
  Lines        4917     4929      +12     
==========================================
+ Hits         4454     4466      +12     
  Misses        463      463              

Flag	Coverage Δ
project	90.60% <100.00%> (+0.02%)	⬆️
validator	90.60% <100.00%> (+0.02%)	⬆️

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