refactor: Rework test suite #3

Job	Run time
MSRV	18s
Test on ubuntu-22.04	42s
Test on macos-12	1m 14s
Verify commit messages	37s
Build on wasm32-unknown-unknown	39s
Test on windows-2022	3m 4s
Rustfmt	14s
Python lints	10s
Clippy	15s
Check features	1m 18s
Python 3.8 on ubuntu-22.04	2m 0s
Python 3.9 on ubuntu-22.04	1m 47s
Python 3.10 on ubuntu-22.04	1m 56s
Run test coverage	43s
Python 3.11 on ubuntu-22.04	1m 48s
Python 3.12 on ubuntu-22.04	1m 51s
Python 3.8 on macos-12	5m 58s
Python 3.9 on macos-12	4m 36s
Python 3.10 on macos-12	3m 26s
Python 3.11 on macos-12	6m 10s
Python 3.12 on macos-12	3m 22s
Python 3.8 on windows-2022	5m 53s
Python 3.9 on windows-2022	5m 13s
Python 3.10 on windows-2022	4m 27s
Python 3.11 on windows-2022	5m 45s
Python 3.12 on windows-2022	5m 46s
	1h 9m 12s

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