dind: Add a .gitkeep to docker.service.d to avoid dind build errors

This folder is used to add proxy configuration on build, and the dind build fails
if it doesn't exist.

Change-Type: patch
Signed-off-by: Pablo Carranza Velez <pablo@resin.io>
This commit is contained in:
Pablo Carranza Velez 2017-11-10 02:48:23 -08:00
parent f9f0f220f9
commit 65a287ea17