Fix `*-solaris` targets #4252

Job	Run time
fmt	12s
clippy (macos-latest)	22s
cargo-deny	21s
clippy (ubuntu-latest)	17s
check	13s
clippy (windows-latest)	56s
generate-matrix	14s
shellcheck	9s
test (macos-latest)	1m 39s
test (ubuntu-latest)	1m 13s
test (windows-latest)	2m 13s
remote	2m 14s
foreign	2m 38s
docker-in-docker	3m 47s
target (${{ matrix.pretty }},${{ matrix.os }})	0s
bisect	5m 4s
podman	1m 59s
publish	0s
conclusion	1s
Coverage	8s
	23m 40s

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