remove dependency on `xargs` #2303

Job	Run time
coverage	2m 2s
unit-tests (ubuntu-latest, dash, 4)	1m 15s
integration-tests (ubuntu-latest, dash, 4)	1m 27s
unit-tests (windows-latest, bash, 1)	6m 6s
lint	24s
unit-tests (windows-latest, cygwin, 1)	7m 31s
unit-tests (windows-latest, wsl, 4)	3m 46s
unit-tests (macos-latest, bash 3.2, 4)	1m 48s
unit-tests (macos-latest, bash 3.2 with coreutils, 4)	1m 46s
unit-tests (ubuntu-latest, registry.access.redhat.com/ubi8/ubi-minimal, bash 4.4, 4)	1m 36s
unit-tests (ubuntu-latest, alpine, zsh, 4)	1m 23s
unit-tests (ubuntu-latest, alpine, ash, 4)	1m 16s
unit-tests (ubuntu-latest, ubuntu:22.04, posh, 4)	1m 46s
report	4s
	32m 10s

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