Update get_visualization method

[fealho]

CU-86b8aeue8, Resolve #832
CU-86b8aeuer, Resolve #833

[sdv-team]

Task linked: CU-86b8aeue8 SDMetrics - When visualizing Column Pair Trends, don't display rows/columns without any scores #832
Task linked: CU-86b8aeuer SDMetrics - When visualizing InterTable Trends, don't display pairs without any scores #833

[codecov]

Codecov Report

❌ Patch coverage is 92.23301% with 8 lines in your changes missing coverage. Please review.
✅ Project coverage is 95.72%. Comparing base (98b922c) to head (78849d9).
⚠️ Report is 1 commits behind head on feature/column_pair_trends_threshold.

Files with missing lines	Patch %	Lines
...orts/multi_table/_properties/inter_table_trends.py	88.23%	4 Missing ⚠️
...rts/single_table/_properties/column_pair_trends.py	94.20%	4 Missing ⚠️

Additional details and impacted files

@@                           Coverage Diff                            @@
##           feature/column_pair_trends_threshold     #840      +/-   ##
========================================================================
- Coverage                                 95.78%   95.72%   -0.06%     
========================================================================
  Files                                       117      117              
  Lines                                      4859     4913      +54     
========================================================================
+ Hits                                       4654     4703      +49     
- Misses                                      205      210       +5     

Flag	Coverage Δ
integration	80.96% <72.81%> (-0.31%)	⬇️
unit	84.40% <87.37%> (-0.04%)	⬇️

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[R-Palazzo]

LGTM!