fix: update mpflash version and improve version test assertion

[Josverl]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.30%. Comparing base (16a65ac) to head (74f6c6a).
Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #662      +/-   ##
==========================================
+ Coverage   78.29%   78.30%   +0.01%     
==========================================
  Files          70       70              
  Lines        6375     6375              
  Branches     1065     1065              
==========================================
+ Hits         4991     4992       +1     
+ Misses       1031     1030       -1     
  Partials      353      353              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.