What does this PR do?
Use all available cpu cores to validate transaction signatures.
Why are these changes required?

This PR has been tested by:

• Unit Tests
• Manual Testing

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Extra details

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Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 60.91%. Comparing base (9a65bb6) to head (a1b41c2).
⚠️ Report is 567 commits behind head on develop.
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@@              Coverage Diff              @@
##             develop    #5396      +/-   ##
=============================================
- Coverage      60.92%   60.91%   -0.01%     
  Complexity      9231     9231              
=============================================
  Files            839      839              
  Lines          50029    50029              
  Branches        5574     5574              
=============================================
- Hits           30479    30476       -3     
- Misses         17165    17167       +2     
- Partials        2385     2386       +1     

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Better remember to link the issue with this PR.

Correct to the right link if I'm wrong