test: Experiment with `cargo fuzz` #2226

Job	Run time
Build & test (ubuntu-latest, 1.74.0, debug)	13m 11s
Build & test (ubuntu-latest, stable, debug)	12m 19s
Build & test (ubuntu-latest, nightly, debug)	12m 32s
Build & test (macos-14, 1.74.0, debug)	9m 48s
Build & test (macos-14, stable, debug)	8m 32s
Build & test (macos-14, nightly, debug)	8m 24s
Build & test (windows-latest, 1.74.0, debug)	21m 19s
Build & test (windows-latest, stable, debug)	20m 41s
Build & test (windows-latest, nightly, debug)	20m 56s
Build & test (ubuntu-latest, stable, release)	18m 7s
Benchmark / Benchmark	28m 50s
	2h 54m 39s

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