Update dynamic graphs

[Tesshub]

• improvment of code
• addition of option "normalize_dynamic"
• tests updated

[codecov]

Codecov Report

Attention: Patch coverage is 87.50000% with 1 line in your changes missing coverage. Please review.

Project coverage is 83.38%. Comparing base (ca5949d) to head (f2ddede).
Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
corrai/sensitivity.py	87.50%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #99      +/-   ##
==========================================
+ Coverage   83.34%   83.38%   +0.03%     
==========================================
  Files          18       18              
  Lines        2144     2149       +5     
  Branches      337      338       +1     
==========================================
+ Hits         1787     1792       +5     
  Misses        239      239              
  Partials      118      118              

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