libmysqlclient soname version bumped by upstream

[Tom Lane]

I wrote:
> The ticket is here:
> https://fedorahosted.org/rel-eng/ticket/4573

> You can go ahead and rebuild for rawhide.  According to the ticket
> F-15 builds should be done with "fedpkg build --target=dist-f15-mysql"

As of right now that target seems to not work.  Watch the ticket for
updates.

(Rawhide builds work for me, though.)

			regards, tom lane