renamed test case #15

Job	Run time
build (12.x, ubuntu-latest, bash)	35s
build (12.x, macos-latest, bash)	1m 2s
build (12.x, windows-latest, bash)	1m 26s
build (12.x, windows-latest, powershell)	1m 47s
build (14.x, ubuntu-latest, bash)	47s
build (14.x, macos-latest, bash)	1m 8s
build (14.x, windows-latest, bash)	4m 21s
build (14.x, windows-latest, powershell)	1m 53s
build (16.x, ubuntu-latest, bash)	43s
build (16.x, macos-latest, bash)	1m 4s
build (16.x, windows-latest, bash)	2m 24s
build (16.x, windows-latest, powershell)	1m 57s
build (17.x, ubuntu-latest, bash)	34s
build (17.x, macos-latest, bash)	1m 24s
build (17.x, windows-latest, bash)	1m 9s
build (17.x, windows-latest, powershell)	1m 16s
	23m 30s

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