🩹 Renamed functions to more appropriately reflect their role

[Drewniok]

Description

In this PR, one function is renamed to appropriately reflect its role. Additionally, missing tests for potential_between_sidbs are added.

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 #135 (1a0dbe4) into main (9412837) will increase coverage by 0.00%.
The diff coverage is 100.00%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #135   +/-   ##
=======================================
  Coverage   93.91%   93.92%           
=======================================
  Files          75       75           
  Lines        7000     7008    +8     
=======================================
+ Hits         6574     6582    +8     
  Misses        426      426           

Impacted Files	Coverage Δ
...fiction/technology/charge_distribution_surface.hpp	94.80% <100.00%> (+0.17%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 9412837...1a0dbe4. Read the comment docs.

[github-actions]

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