chore(deps): require phpunit v10

[codecov[bot]]

Codecov Report

Patch coverage: 89.74% and project coverage change: +6.12 :tada:

Comparison is base (b5fa1c2) 90.25% compared to head (3c3bbdd) 96.38%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #74 +/- ## ============================================ + Coverage 90.25% 96.38% +6.12% - Complexity 44 50 +6 ============================================ Files 5 5 Lines 154 166 +12 ============================================ + Hits 139 160 +21 + Misses 15 6 -9 ``` | [Impacted Files](https://codecov.io/gh/cdn77/TestUtils/pull/74?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cdn77) | Coverage Δ | | |---|---|---| | [src/TestCheck/EveryTestHasGroup.php](https://codecov.io/gh/cdn77/TestUtils/pull/74?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cdn77#diff-c3JjL1Rlc3RDaGVjay9FdmVyeVRlc3RIYXNHcm91cC5waHA=) | `90.00% <89.74%> (+26.84%)` | :arrow_up: | Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cdn77). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cdn77)

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