arm64: zynqmp: Added OOB timing settings in zynqmp-ep108.dts

This patch adds the sata port phy OOB timing values in the sata
device-tree node.

Signed-off-by: Anurag Kumar Vulisha <anuragku@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>