fixes small typos in RELEASENOTES.md

[NicholasWilsonDEV]

I really enjoyed using this project, nice work! Found a typo in RELEASENOTES.md though 😛

Fix the typo "concensus" -> "consensus"

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Refactor (non-breaking change that only restructures code)
• Performance (increase or change in throughput and/or latency)
• Tests (you added tests for code that already exists, or your new feature included in this PR)
• Documentation update
• Chore (no impact to binary, e.g. .gitignore, formatting, dropping support for older tooling)
• Release

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.5%. Comparing base (23c37fa) to head (96a492e).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff           @@
##           develop   #5154   +/-   ##
=======================================
  Coverage     77.5%   77.5%           
=======================================
  Files          777     777           
  Lines        65829   65829           
  Branches      8189    8186    -3     
=======================================
+ Hits         51012   51021    +9     
+ Misses       14817   14808    -9     

see 3 files with indirect coverage changes