test(e2e): Add infra for ssh certificate injection test #7589

Job	Run time
set-product-version	9s
generate-metadata-file	41s
product-metadata	23s
Go 1.20.5 freebsd 386 build	7m 37s
Go 1.20.5 freebsd amd64 build	8m 59s
Go 1.20.5 freebsd arm build	8m 45s
Go 1.20.5 windows 386 build	8m 5s
Go 1.20.5 windows amd64 build	9m 44s
Go 1.20.5 netbsd 386 build	9m 39s
Go 1.20.5 netbsd amd64 build	8m 10s
Go 1.20.5 netbsd arm build	4m 58s
Go 1.20.5 openbsd 386 build	5m 1s
Go 1.20.5 openbsd amd64 build	5m 24s
Go 1.20.5 openbsd arm build	8m 12s
Go 1.20.5 solaris amd64 build	9m 9s
verify-product-metadata	5s
Go 1.20.5 darwin amd64 build	2m 30s
Go 1.20.5 darwin arm64 build	2m 6s
Go 1.20.5 linux arm build	12m 46s
Go 1.20.5 linux arm64 build	8m 45s
Go 1.20.5 linux 386 build	11m 52s
Go 1.20.5 linux amd64 build	10m 26s
Docker arm build	2m 27s
Docker arm64 build	2m 38s
Docker 386 build	2m 54s
Docker amd64 build	2m 56s
bats / CLI tests	5m 19s
Enos / setup	55s
Enos / Integration (e2e_aws builder:crt)	14m 24s
Enos / Integration (e2e_database)	4m 32s
Enos / Integration (e2e_docker_base builder:crt)	10m 27s
Enos / Integration (e2e_docker_base_with_vault builder:crt)	3m 41s
	3h 13m 39s

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