chore: only run mongodb tests when hotfix-store-mongodb code has changed

[davidsteiner]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.01%. Comparing base (b403b53) to head (4a4d0ed).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #297   +/-   ##
=======================================
  Coverage   90.01%   90.01%           
=======================================
  Files          84       84           
  Lines        8330     8330           
=======================================
  Hits         7498     7498           
  Misses        832      832           

Flag	Coverage Δ
core	89.85% <ø> (?)
mongodb	97.61% <ø> (?)

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