Fix minor test bug for WPM #1542

Job	Run time
build packages	17s
linter	1m 14s
unit test / python 3.8	57s
unit test / python 3.9	53s
unit test / python 3.10	55s
unit test / python 3.11	54s
verify packages / python 3.8 / ubuntu-latest	1m 5s
verify packages / python 3.9 / ubuntu-latest	1m 8s
verify packages / python 3.10 / ubuntu-latest	1m 2s
verify packages / python 3.11 / ubuntu-latest	1m 11s
verify packages / python 3.8 / macos-latest	1m 33s
verify packages / python 3.9 / macos-latest	1m 29s
verify packages / python 3.10 / macos-latest	2m 8s
verify packages / python 3.11 / macos-latest	2m 4s
verify packages / python 3.8 / windows-latest	2m 35s
verify packages / python 3.9 / windows-latest	3m 32s
verify packages / python 3.10 / windows-latest	3m 54s
verify packages / python 3.11 / windows-latest	3m 33s
	30m 24s

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