Refactor: Remove unused code and replace raw unit constants with extension functions

[Rolf-Smit]

No description provided.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 55.55556% with 12 lines in your changes missing coverage. Please review.
✅ Project coverage is 70.38%. Comparing base (96baf5c) to head (e9056ca).

Files with missing lines	Patch %	Lines
...er/presentation/screens/DiveConfigurationScreen.kt	0.00%	4 Missing ⚠️
...bysner/presentation/component/CylinderSizeField.kt	71.42%	2 Missing ⚠️
...ens/planner/cylinders/CylinderPickerBottomSheet.kt	33.33%	2 Missing ⚠️
.../neotech/app/abysner/domain/core/physics/Volume.kt	0.00%	2 Missing ⚠️
...resentation/component/AnnotatedStringExtensions.kt	0.00%	0 Missing and 1 partial ⚠️
...n/screens/planner/gasplan/GasUsageDetailsDialog.kt	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #192      +/-   ##
==========================================
+ Coverage   69.79%   70.38%   +0.59%     
==========================================
  Files         144      142       -2     
  Lines        8140     8067      -73     
  Branches     1038     1027      -11     
==========================================
- Hits         5681     5678       -3     
+ Misses       1946     1876      -70     
  Partials      513      513              

Flag	Coverage Δ
domain	79.34% <60.00%> (+1.45%)	⬆️
presentation	68.25% <54.54%> (+0.41%)	⬆️

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