🚨 Fixed warnings and notes brought up by CodeQL

[marcelwa]

Description

This PR fixes warnings and notes by CodeQL. Furthermore, some overly strict CodeQL checks have been disabled because they lead to false positives.

Fixes #140

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

Merging #151 (ea659fe) into main (ebe0543) will decrease coverage by 0.02%.
The diff coverage is 100.00%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #151      +/-   ##
==========================================
- Coverage   94.00%   93.98%   -0.02%     
==========================================
  Files          76       76              
  Lines        7085     7084       -1     
==========================================
- Hits         6660     6658       -2     
- Misses        425      426       +1     

Impacted Files	Coverage Δ
include/fiction/layouts/bounding_box.hpp	100.00% <ø> (ø)
...clude/fiction/algorithms/physical_design/exact.hpp	89.37% <100.00%> (-0.03%)	⬇️
.../algorithms/physical_design/one_pass_synthesis.hpp	88.19% <100.00%> (-0.35%)	⬇️
...de/fiction/algorithms/simulation/sidb/quicksim.hpp	98.43% <100.00%> (+0.02%)	⬆️

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[github-actions]

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