fix(minor-voting-verifier): length prefix verifier set when hashing

[milapsheth]

Description

AXE-4564

Todos

• [x] Unit tests
• [ ] Manual tests
• [ ] Documentation
• [ ] Connect epics/issues

Steps to Test

Expected Behaviour

Other Notes

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 93.95%. Comparing base (cb73476) to head (133c327).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #551 +/- ## ========================================== + Coverage 93.93% 93.95% +0.02% ========================================== Files 190 190 Lines 26768 26783 +15 ========================================== + Hits 25144 25164 +20 + Misses 1624 1619 -5 ```

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