test: fix typos in test files #3549

Job	Run time
Build slim tarball	2m 24s
aarch64-linux: with shared libraries	19m 8s
aarch64-darwin: with shared libraries	21m 32s
x86_64-linux: with shared libraries	22m 48s
x86_64-darwin: with shared libraries	34m 29s
	1h 40m 21s

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