Update module github.com/kevinburke/ssh_config to v1.6.0 #1602

Job	Run time
build-container (arm64, ubuntu-24.04-arm)	3m 30s
build-console (amd64, ubuntu-latest)	2m 3s
build-console (arm64, ubuntu-24.04-arm)	2m 10s
build-container (amd64, ubuntu-latest)	4m 42s
pre-push-check	0s
push-multiarch-manifest	-1s
	12m 24s

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