Bugfixes tabular data on explanation_func.py

[annahedstroem]

Description

• Bug fixes
• Added tests

Minimum acceptance criteria

• Specify what is necessary for the PR to be merged with the main branch.
• @mentions of the person that is apt to review these changes e.g., @annahedstroem

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 91.66667% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 91.19%. Comparing base (d67efa6) to head (9d02d0b).

Files	Patch %	Lines
quantus/functions/explanation_func.py	91.66%	1 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #328      +/-   ##
==========================================
- Coverage   91.20%   91.19%   -0.01%     
==========================================
  Files          66       66              
  Lines        3898     3906       +8     
==========================================
+ Hits         3555     3562       +7     
- Misses        343      344       +1     

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