lint

test: resolve a flaky test of TestLoadStdinFromPipe #2392

Job	Run time
other / yaml \| shell	7s
project checks / commits, licenses...	1m 19s
build for / go 1.25	7m 16s
build for / go canary	7s
build for / go 1.24	7m 10s
go / windows	2m 37s
go / darwin	2m 25s
go / freebsd	2m 21s
go / linux (go canary)	5s
go / linux	2m 26s
	25m 53s

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