[syslinux] repo.or.cz links are no longer valid.

[H. Peter Anvin]

On 06/17/2015 07:13 AM, Gene Cumm via Syslinux wrote:
> 
> Pushing the tags should be trivial.  If HPA doesn't do it first, I'll do it
> once I have access.
> 

Fixed.

I have also removed the git.kernel.org repository.

	-hpa