[PATCH] Use https for submodule

[John Keeping]

Please make use of the commit message to explain why this is a good
change.

On Mon, Sep 18, 2017 at 04:09:53PM -0400, Daniel M. Weeks wrote:
> Signed-off-by: Daniel M. Weeks <dan at danweeks.net>

With a more comprehensive commit message,

Reviewed-by: John Keeping <john at keeping.me.uk>

> ---
>  .gitmodules | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/.gitmodules b/.gitmodules
> index 1daea94..5c6ecb4 100644
> --- a/.gitmodules
> +++ b/.gitmodules
> @@ -1,3 +1,3 @@
>  [submodule "git"]
> -	url = git://git.kernel.org/pub/scm/git/git.git
> +	url = https://git.kernel.org/pub/scm/git/git.git
>  	path = git