Added possibility to use "--change_memory_prefix"

[GrecuAlexandru]

Description

A description of the change, what it does, and why it was made. If relevant (such as any change that modifies the UI), please provide screenshots of the changes:
Added possibility to use "--change_memory_prefix" flag to see the RAM memory in one of the following prefixes: KiB, MiB, GiB, TiB. You can either pass one of those or "auto" which was the default setting.

Issue

If applicable, what issue does this address?
Added the request provided here: #695 and #696

Testing

If relevant, please state how this was tested. All changes must be tested to work:

If this is a code change, please also indicate which platforms were tested:

• Windows
• macOS
• Linux

Checklist

If relevant, ensure the following have been met:

• Areas your change affects have been linted using rustfmt (cargo fmt)
• The change has been tested and doesn't appear to cause any unintended breakage
• Documentation has been added/updated if needed (README.md, help menu, doc pages, etc.)
• The pull request passes the provided CI pipeline
• There are no merge conflicts
• If relevant, new tests were added (don't worry too much about coverage)

[codecov]

Codecov Report

Attention: 36 lines in your changes are missing coverage. Please review.

Comparison is base (0f969fc) 32.37% compared to head (1c2a7d0) 32.36%.
Report is 17 commits behind head on main.

❗ Current head 1c2a7d0 differs from pull request most recent head f14993a. Consider uploading reports for the commit f14993a to get more accurate results

Files	Patch %	Lines
src/bin/main.rs	0.00%	16 Missing ⚠️
src/data_conversion.rs	0.00%	16 Missing ⚠️
src/data_collection.rs	0.00%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1375      +/-   ##
==========================================
- Coverage   32.37%   32.36%   -0.02%     
==========================================
  Files          98       98              
  Lines       17227    17258      +31     
==========================================
+ Hits         5577     5585       +8     
- Misses      11650    11673      +23     

Flag	Coverage Δ
macos-12	34.20% <18.18%> (-0.02%)	⬇️
ubuntu-latest	33.93% <18.18%> (-0.02%)	⬇️
windows-2019	34.25% <18.18%> (-0.02%)	⬇️

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[ClementTsang]

Hm, not sure if I prefer it as a single flag for only mega, it would probably make more sense IMO to take an argument with the value being the unit (e.g. MiB, KB, etc.).

[ClementTsang]

Shoot, didn't notice the updates to this PR - I can rebase and review in a bit.