Add nf-test for `fusionreport_workflow` subworkflow #1588

Job	Run time
24.04.2 \| test_stub \| docker	10m 56s
24.04.2 \| test_build \| docker	30m 22s
latest-stable \| test_stub \| docker	9m 52s
latest-stable \| test_build \| docker	32m 34s
	1h 23m 44s

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