Use recursive lookup for git repositories in the bin/create-hooks script

Fixes https://gitlab.com/gitlab-org/gitlab-shell/issues/82

Signed-off-by: Dmitriy Zaporozhets dmitriy.zaporozhets@gmail.com

@rspeicher please review

assigned to @rspeicher

@dzaporozhets Well spotted.

mentioned in commit 158b424f

merged