Testing updates

[kjmeagher]

• Switch test_fluxes to use parameterize instead of subtest
• use tap output of test_fluxes so meson test understands the parameterized tests
• add reports to github actions

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 92.57%. Comparing base (b7ff31e) to head (fe6d523).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #28 +/- ## =========================================== + Coverage 56.94% 92.57% +35.62% =========================================== Files 13 12 -1 Lines 713 700 -13 Branches 324 328 +4 =========================================== + Hits 406 648 +242 + Misses 127 52 -75 + Partials 180 0 -180 ```

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[github-actions[bot]]

Test Results

 13 files   20 suites   1m 0s :stopwatch:  96 tests  96 :white_check_mark: 0 :zzz: 0 :x: 625 runs  625 :white_check_mark: 0 :zzz: 0 :x:

Results for commit fe6d523c.

:recycle: This comment has been updated with latest results.