Update concurrently and shell-quote to >= 1.8.4 #1728

Job	Run time
build-container (amd64, ubuntu-latest)	4m 38s
build-console (amd64, ubuntu-latest)	2m 21s
build-console (arm64, ubuntu-24.04-arm)	2m 47s
build-container (arm64, ubuntu-24.04-arm)	3m 44s
pre-push-check	0s
push-multiarch-manifest	0s
	13m 30s

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