Rename `test_piracy` to `test_piracies` #462

Job	Run time
Test Julia ~1.10.0-0 ubuntu-latest	2m 24s
Test Julia 1.9 ubuntu-latest	1m 50s
Test Julia 1.8 ubuntu-latest	1m 25s
Test Julia 1.7 ubuntu-latest	1m 20s
Test Julia 1.6 ubuntu-latest	1m 54s
Test Julia 1.5 ubuntu-latest	1m 26s
Test Julia 1.4 ubuntu-latest	2m 52s
Test Julia nightly ubuntu-latest	8m 55s
Test Julia 1 windows-latest	3m 0s
Test Julia 1.4 windows-latest	11m 25s
Test Julia nightly windows-latest	12m 7s
Test Julia 1 macOS-latest	2m 18s
Test Julia 1.4 macOS-latest	3m 40s
Test Julia nightly macOS-latest	10m 14s
	1h 4m 50s

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