arm64: zynqmp: add pmu interrupt-affinity

Explicitly specify interrupt affinity to avoid HW perfevents
need to guess. This avoids the following error upon linux boot:
armv8-pmu pmu: hw perfevents: no interrupt-affinity property,
guessing.

Reported-by: John Toomey <john.toomey@amd.com>
Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@amd.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/c2f55a10cf54c6004f5dfe2ea18bcb4cf04f5723.1688992653.git.michal.simek@amd.com