zlib: update SRC_URI to fix fetching
Upstream have removed the file from zlib.net as a new version has
been released, switch to fetching from the official sourceforge
mirror.
[YOCTO #10879]
(From OE-Core rev:
bb99e4a620efd59556539c156cd98ea23aae74c8)
(From OE-Core rev:
b7599330f1d629384e16a5fbeffc1a65c1555667)
Signed-off-by: Joshua Lock <joshua.g.lock@intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
