fix(zynqmp): remove redundant api_version check

The api_version is checked in pm_setup() and an error is returned. The
smc handlers will not be registered on error so doing the check again is
redundant. This also silences a warning when compiling with -Wextra.

Signed-off-by: Boyan Karatotev <boyan.karatotev@arm.com>
Change-Id: I09395e6a20e3f6eb22a1f81ec2f6bdf034eeb4bf
1 file changed