chore(tests): use jacoco snapshot to track inline functions

[utybo]

Now that jacoco/jacoco#654 is done, I'm opening this PR to see how things go in terms of coverage with proper inline function coverage reporting.

HUGE PROPS to the JaCoCo team for doing the work here!

[github-actions]

🚀 Deployed on https://6723fe9cc414c8546b236055--transcendent-frangollo-ac6638.netlify.app

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.10%. Comparing base (fa42840) to head (ab7b4b9).

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #108      +/-   ##
============================================
+ Coverage     89.31%   90.10%   +0.78%     
  Complexity      721      721              
============================================
  Files           200      200              
  Lines          4485     4506      +21     
  Branches        434      432       -2     
============================================
+ Hits           4006     4060      +54     
+ Misses          320      288      -32     
+ Partials        159      158       -1     

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