Tidy up contribute to docs page

[Encr1pt0r]

Summary

Updated headings and more bullet points for improved readability

Resolves "Revise Contributing Documentation section" in #2910

What's been done and why

More headings that bring out more clarity to the reader

Use of bullet point lists instead of paragraphs to break down information

Use of bold and line separators to separate information

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (6028036) 79.38% compared to head (64c5815) 79.36%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #4899      +/-   ##
===========================================
- Coverage    79.38%   79.36%   -0.03%     
===========================================
  Files          166      166              
  Lines        13886    13886              
  Branches       707      707              
===========================================
- Hits         11024    11020       -4     
- Misses        2708     2712       +4     
  Partials       154      154              

Flag	Coverage Δ
e2e	85.16% <ø> (-0.04%)	⬇️
unit	43.04% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

see 3 files with indirect coverage changes

[nirname]

Any updates on this one?

[nirname]

@Encr1pt0r Hi! Any plans to continue this one?

[Encr1pt0r]

@Encr1pt0r Hi! Any plans to continue this one?

Hi and yes, as long as its approved it can be done

[nirname]

@Encr1pt0r I was asking about status of it some time ago, probably you missed it. Because I didn't get quick response I started to prepare another documentation update #5132 which basically absorbs yours. I thought this had been abandoned. May be it would be better to check mine and comment on it?