Package libcurl is missing dependencies for the following libraries:
libzstd.so.1

Previous patch by Hans Dedecker <dedeckeh@gmail.com> took the easy way
out :)

Suggested-by: Syrone Wong <wong.syrone@gmail.com>
Signed-off-by: Tony Butler <spudz76@gmail.com>
[fixed title]
Signed-off-by: Paul Spooren <mail@aparcar.org>

Move package over from openwrt.git based on the Hamburg 2019 decision
that non essential packages should be maintained in packages.git

Signed-off-by: Paul Spooren <mail@aparcar.org>