Add listns syscall introduced in the Linux 6.19 dev cycle #295

Job	Run time
build-and-test (ubuntu:latest, clang)	1m 25s
build-and-test (fedora:latest, clang)	1m 28s
build-and-test (ubuntu:latest, gcc)	1m 10s
build-and-test (fedora:latest, gcc)	1m 36s
	5m 39s

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