versal: Increase OCM memory size for DEBUG builds
versal: Increase OCM memory size for DEBUG builds

ATF can't fit in current OCM size when the DEBUG is enabled, so
increase the OCM size to use 128Kb.

Signed-off-by: Venkatesh Yadav Abbarapu <e03c3614aac6f2d43431bff477d9e81e834877b6@xilinx.com>
Signed-off-by: Jolly Shah <15c67fa7ddfb6210c7c4c717719f0ceeb959820c@xilinx.com>
Change-Id: I2ebfd1f2e9db9c0b28770aea7f8fbf1a8a15787a

achingupta/arm-trusted-firmware,achingupta/arm-trusted-firmware