Improve chart and table display API

[AndrewSazonov]

This change makes display commands easier to discover and use in notebooks. Experiment patterns, parameter tables, fit reports, and Bayesian plots are grouped under project.display, while renderer settings move to project.rendering.

[codecov]

Codecov Report

❌ Patch coverage is 73.84988% with 108 lines in your changes missing coverage. Please review.
✅ Project coverage is 86.29%. Comparing base (3467c72) to head (79b53fb).

Files with missing lines	Patch %	Lines
src/easydiffraction/project/display.py	70.85%	44 Missing and 21 partials ⚠️
src/easydiffraction/display/plotting.py	63.33%	18 Missing and 4 partials ⚠️
...iffraction/project/categories/rendering/default.py	88.05%	5 Missing and 3 partials ⚠️
src/easydiffraction/display/plotters/plotly.py	41.66%	6 Missing and 1 partial ⚠️
src/easydiffraction/display/plotters/ascii.py	0.00%	2 Missing and 1 partial ⚠️
src/easydiffraction/io/cif/serialize.py	71.42%	1 Missing and 1 partial ⚠️
src/easydiffraction/project/project_info.py	66.66%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #171      +/-   ##
===========================================
- Coverage    86.75%   86.29%   -0.46%     
===========================================
  Files          157      158       +1     
  Lines        11829    12138     +309     
  Branches      1347     1394      +47     
===========================================
+ Hits         10262    10475     +213     
- Misses        1082     1154      +72     
- Partials       485      509      +24     

Flag	Coverage Δ
integration	70.68% <61.25%> (-0.41%)	⬇️
unittests	77.80% <71.18%> (-0.35%)	⬇️

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Files with missing lines	Coverage Δ
src/easydiffraction/__main__.py	83.33% <100.00%> (ø)
src/easydiffraction/analysis/analysis.py	86.89% <100.00%> (-0.20%)	⬇️
...raction/analysis/categories/constraints/default.py	98.41% <100.00%> (+0.33%)	⬆️
src/easydiffraction/display/plotters/base.py	96.82% <100.00%> (+0.05%)	⬆️
...ffraction/project/categories/rendering/__init__.py	100.00% <100.00%> (ø)
...iffraction/project/categories/rendering/factory.py	100.00% <100.00%> (ø)
src/easydiffraction/project/project.py	89.56% <100.00%> (+0.23%)	⬆️
src/easydiffraction/project/project_info.py	88.33% <66.66%> (+0.40%)	⬆️
src/easydiffraction/io/cif/serialize.py	84.44% <71.42%> (ø)
src/easydiffraction/display/plotters/ascii.py	79.77% <0.00%> (-0.46%)	⬇️
... and 4 more

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