zbar: add JPEG-related patch

This patch was applied upstream, but has not yet made it into any
official release. Without this patch, libjpeg is unable to seek
within a JPEG datastream, resulting in hard-to-diagnose failures.

Closes #19291.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
visualnetkit: fix version

This download has a weird extension that gets by our augmented extname
method.
audit: fix interpolation check

Fixes #19363.
connect: fix audit warning