docs(readme): fix markdown in README

[StingRayZA]

Some small cosmetic fixes in the markdown in the README

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: StingRayZA / name: Raimund Hook (b6157f9)

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[JamieSlome]

LGTM! 🍰

Great to have you Raimund!

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 49.82%. Comparing base (e6d7446) to head (b6157f9).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1012   +/-   ##
=======================================
  Coverage   49.82%   49.82%           
=======================================
  Files          48       48           
  Lines        1724     1724           
  Branches      176      176           
=======================================
  Hits          859      859           
  Misses        841      841           
  Partials       24       24           

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