install_prerequisites: do not use openssl for cmake build

For the AArch64 host platforms, disable the use of openssl for cmake
build. As openssl is optional and to avoid any unmet dependencies,
pass additional parameters to cmake configure command to disable the
use of openssl.

Signed-off-by: Thomas Abraham <thomas.abraham@arm.com>
Change-Id: Ia9c5ed146882953bc7c01fbe4bb8f5ec771d5403