Tests

*: improve error text for System.Crypto.CheckMultisig handling #861

Job	Run time
Lint	3m 21s
CodeQL (go)	3m 58s
Coverage	6m 31s
Check internal dependencies	7s
Run tests (ubuntu-22.04, 1.20)	7m 59s
Run tests (ubuntu-22.04, 1.21)	6m 41s
Run tests (windows-2022, 1.22)	22m 59s
Run tests (macos-12, 1.22)	19m 39s
Run tests (macos-14, 1.22)	15m 36s
	1h 26m 51s

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