build

chore(deps): update docker/dockerfile docker tag to v1.7 #1513

Job	Run time
386:tcp image	2m 58s
386:ssh image	2m 43s
amd64:tcp image	3m 0s
amd64:ssh image	2m 51s
arm/v6:tcp image	5m 29s
arm/v6:ssh image	5m 40s
arm/v7:tcp image	5m 15s
arm/v7:ssh image	5m 10s
arm64:tcp image	1m 2s
arm64:ssh image	5m 15s
ppc64le:tcp image	5m 43s
ppc64le:ssh image	5m 25s
docker.io:tcp-renovate-docker-dockerfile-1.x-88dbb1d manifest	7s
docker.io:ssh-renovate-docker-dockerfile-1.x-88dbb1d manifest	5s
docker.io:tcp-renovate-docker-dockerfile-1.x manifest	13s
docker.io:ssh-renovate-docker-dockerfile-1.x manifest	12s
ghcr.io:tcp-renovate-docker-dockerfile-1.x-88dbb1d manifest	6s
ghcr.io:ssh-renovate-docker-dockerfile-1.x-88dbb1d manifest	15s
ghcr.io:tcp-renovate-docker-dockerfile-1.x manifest	18s
ghcr.io:ssh-renovate-docker-dockerfile-1.x manifest	7s
	51m 54s

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