[VTK] Implement Glyph3Dmapper serialization - Round 2

[xavArtley]

fix fix: #2001

[codecov]

Codecov Report

Merging #2003 (49b6b74) into master (2b33b05) will increase coverage by 0.22%.
The diff coverage is 80.00%.

@@            Coverage Diff             @@
##           master    #2003      +/-   ##
==========================================
+ Coverage   84.58%   84.81%   +0.22%     
==========================================
  Files         164      166       +2     
  Lines       19823    19996     +173     
==========================================
+ Hits        16768    16960     +192     
+ Misses       3055     3036      -19     

Impacted Files	Coverage Δ
panel/pane/vtk/vtk.py	96.39% <ø> (-0.03%)	⬇️
panel/pane/vtk/synchronizable_serializer.py	79.93% <70.00%> (-0.91%)	⬇️
panel/pane/vtk/synchronizable_deserializer.py	97.58% <100.00%> (+0.08%)	⬆️
panel/models/__init__.py	100.00% <0.00%> (ø)
panel/widgets/__init__.py	100.00% <0.00%> (ø)
panel/tests/widgets/test_trend_indicator.py	76.92% <0.00%> (ø)
panel/models/trend.py	100.00% <0.00%> (ø)
panel/tests/widgets/test_tables.py	99.23% <0.00%> (+0.06%)	⬆️
panel/widgets/tables.py	83.80% <0.00%> (+0.47%)	⬆️
... and 5 more

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[philippjfr]

Ready?

[xavArtley]

I hope