Add ViewSolid(field, solid=None) and set View = ViewSolid

[adtzlr]

closes #478

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: -0.02 ⚠️

Comparison is base (2f23bd8) 97.89% compared to head (f46284c) 97.88%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #479      +/-   ##
==========================================
- Coverage   97.89%   97.88%   -0.02%     
==========================================
  Files          84       84              
  Lines        3904     3917      +13     
==========================================
+ Hits         3822     3834      +12     
- Misses         82       83       +1     

Impacted Files	Coverage Δ
src/felupe/__init__.py	100.00% <100.00%> (ø)
src/felupe/tools/__init__.py	100.00% <100.00%> (ø)
src/felupe/tools/_plot.py	97.89% <100.00%> (-0.92%)	⬇️

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