ARM: dts: aspeed: p10bmc: Enable ftrace in ramoops buffer

Increase the size of the buffer and set the ftrace-size property in order
to collect event tracing during a crash.

Signed-off-by: Eddie James <eajames@linux.ibm.com>
Link: https://lore.kernel.org/r/20211202224525.29178-1-eajames@linux.ibm.com


Signed-off-by: Joel Stanley <joel@jms.id.au>