Add figures for sbi toolbox overview

[michaeldeistler]

Adds the figure that we can use on the website (for now I am only uploading it to have a backup)

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 78.46%. Comparing base (e5573da) to head (255e415). Report is 52 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #1273       +/-   ##
===========================================
- Coverage   89.24%   78.46%   -10.78%     
===========================================
  Files         119      118        -1     
  Lines        8691     8716       +25     
===========================================
- Hits         7756     6839      -917     
- Misses        935     1877      +942     

Flag	Coverage Δ
unittests	78.46% <ø> (-10.78%)	:arrow_down:

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see 41 files with indirect coverage changes

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[janfb]

Closing this as it is just a backup for the paper figure.