Experiment fixes for MultipleFitnessPlot & Molecular search

[gkirgizov]

• Extend Molecular search setup to use MultipleFitnessPlot in experiments
• Fix MultipleFitnessPlot (there was a bug, it didn't actually plot average fitness)
• Add confidence interval to MultipleFitnessPlot

[aim-pep8-bot]

Hello @gkirgizov! Thanks for updating this PR. We checked the lines you've touched for PEP 8 issues, and found:

There are currently no PEP 8 issues detected in this Pull Request. Cheers! :beers:

Comment last updated at 2023-06-26 11:25:05 UTC

[maypink]

единственное в PlotTypesEnum нет diversity_line и diversity_population визуализаций

[codecov-commenter]

Codecov Report

Merging #133 (ea9110f) into main (d34288e) will increase coverage by 0.83%. The diff coverage is 57.14%.

@@            Coverage Diff             @@
##             main     #133      +/-   ##
==========================================
+ Coverage   72.34%   73.17%   +0.83%     
==========================================
  Files         128      128              
  Lines        7336     7337       +1     
==========================================
+ Hits         5307     5369      +62     
+ Misses       2029     1968      -61     

Impacted Files	Coverage Δ
golem/visualisation/opt_history/fitness_line.py	35.15% <47.05%> (+1.37%)	:arrow_up:
golem/visualisation/opt_history/diversity.py	97.26% <100.00%> (+74.72%)	:arrow_up:
golem/visualisation/opt_viz.py	80.00% <100.00%> (+0.93%)	:arrow_up:

... and 2 files with indirect coverage changes