Fix tricrypto one-coin withdrawal tests #1122

Job	Run time
Generate comparison results	2m 30s
Test source with coverage	9m 49s
Test package (3.11 on ubuntu-latest)	4m 22s
Test package (3.11 on macos-latest)	5m 52s
Test package (3.10 on ubuntu-latest)	3m 45s
Test package (3.10 on macos-latest)	4m 22s
Test package (3.10 on windows-latest)	4m 47s
Test package (3.9 on ubuntu-latest)	4m 58s
Test package (3.9 on macos-latest)	4m 23s
Test package (3.9 on windows-latest)	5m 28s
Test package (3.8 on ubuntu-latest)	3m 4s
Test package (3.8 on macos-latest)	5m 20s
	58m 40s

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