Update rand dependency to version 0.8.6

[xtqqczze]

Closes #775

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 88.5%. Comparing base (5d045f5) to head (1626e9d).

Additional details and impacted files

@@          Coverage Diff          @@
##            main    #776   +/-   ##
=====================================
  Coverage   88.5%   88.5%           
=====================================
  Files        101     101           
  Lines      13081   13081           
=====================================
+ Hits       11579   11581    +2     
+ Misses      1502    1500    -2     

☔ 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.