✨ Added an upper bound option for the total layout area to exact

[marcelwa]

Description

This PR adds an upper bound option for the total layout area to exact physical design.

Checklist:

• The pull request only contains commits that are related to it.
• I have added appropriate tests and documentation.
• I have made sure that all CI jobs on GitHub pass.
• The pull request introduces no new warnings and follows the project's style guidelines.

[github-actions]

clang-tidy review says "All clean, LGTM! 👍"

[codecov]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (6d48b73) 96.06% compared to head (a3a5ab9) 96.07%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #360      +/-   ##
==========================================
+ Coverage   96.06%   96.07%   +0.01%     
==========================================
  Files         102      102              
  Lines       10112    10115       +3     
==========================================
+ Hits         9714     9718       +4     
+ Misses        398      397       -1     

Files	Coverage Δ
...clude/fiction/algorithms/physical_design/exact.hpp	89.49% <75.00%> (+0.12%)	⬆️

... and 2 files with indirect coverage changes

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[simon1hofmann]

LGTM, thanks for the addition 👍