avoid diffs in installed testing #8170

Job	Run time
MacOS (macOS-13)	45m 45s
MacOS (macOS-14)	24m 8s
Windows (check)	51m 37s
Linux (gcc, debian:stable, intel)	34m 56s
Windows (installer)	21m 28s
Linux (gcc, debian:stable, arm)	46m 14s
Linux (gcc, debian:testing, intel)	32m 51s
Linux (gcc, debian:testing, arm)	45m 23s
Linux (clang, debian:stable, intel)	35m 42s
Linux (clang, debian:stable, arm)	44m 44s
Linux (clang, debian:testing, intel)	35m 0s
Linux (clang, debian:testing, arm)	46m 33s
	7h 44m 21s

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