test: Add concurrent fixture teardown test for Hypothesis #2316

Job	Run time
Run linters	1m 24s
ubuntu - Python 3.10	58s
ubuntu - Python 3.11	52s
ubuntu - Python 3.9	1m 35s
ubuntu - Python 3.12	56s
windows - Python 3.9	2m 12s
windows - Python 3.11	1m 41s
windows - Python 3.13	2m 1s
ubuntu - Python 3.13	1m 6s
ubuntu - Python 3.14-dev	1m 7s
windows - Python 3.10	1m 49s
Lint GitHub Actions / 🔐 Analyze repo with zizmor 🌈	28s
windows - Python 3.14-dev	2m 38s
windows - Python 3.12	1m 39s
Check	12s
Create GitHub release	1m 0s
Publish packages to pypi.org	0s
Publish packages to test.pypi.org	0s
	21m 38s

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