openconnect: PACKAGECONFIG certain dependencies

Some items now in DEPENDS are configuration options,
so we create PACKAGECONFIG[] entries for them.

We do not select pcsc-lite by default because it is
GPLv3.

Signed-off-by: Joe Slater <jslater@windriver.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Joe MacDonald <joe_macdonald@mentor.com>
(cherry picked from commit a27d4a75c503f8cab2188cfed78754d1a4157775)
Signed-off-by: Armin Kuster <akuster808@gmail.com>