soc: xilinx: versal: fix out of bounds array access

The call to xilinx_pm_request requires an array of a larger size.

Signed-off-by: Jorge Ramirez-Ortiz <jorge@foundries.io>
Link: https://lore.kernel.org/r/20220416181530.2311155-1-jorge@foundries.io


Signed-off-by: Michal Simek <michal.simek@xilinx.com>