Redistributed TK libraries include out of date zlib

[scw]

The copies of zlib included in tkcop.dll and tkezlib.dll rely on the 1.2.13 versions of the package, where the current version is 1.3.1:

Because SWAT and TK don't directly expose the tool which has a critical vulnerability, the high priority CVE isn't directly relevant, but it would still be great to resync so that security scanners and other consumers don't flag the package.