Expand WMI sample for `ExecQuery` and `ExecMethod` #42

Job	Run time
Check (1.70.0, windows-latest)	48s
Check (1.70.0, ubuntu-latest)	24s
Check (stable, windows-latest)	1m 22s
Check (stable, ubuntu-latest)	21s
Check (nightly, windows-latest)	40s
Check (nightly, ubuntu-latest)	22s
	3m 57s

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