chore(deps): update mongo docker tag to v8

[renovate]

This PR contains the following updates:

Package	Update	Change
mongo (source)	major	7.0 → 8.3

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 52.47%. Comparing base (c847120) to head (e448bab).
⚠️ Report is 6 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #499   +/-   ##
=======================================
  Coverage   52.47%   52.47%           
=======================================
  Files           9        9           
  Lines         928      928           
=======================================
  Hits          487      487           
  Misses        441      441           

Flag	Coverage Δ
unittests	52.47% <ø> (ø)

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