package/zsh: add more cache variables for TRY_RUN

It turns out that zsh has a number of additional TRY_RUN calls. We
already set a few with cache variables, add a few more. They are found
based on reading the configure.ac, aczsh.m4, and the configure output.

Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Cc: Phil Eichinger <phil.eichinger@gmail.com>
Cc: Norbert Lange <nolange79@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>