Increase max processors for sparse chip id configs
Increase max processors for sparse chip id configs

This bumps up the MAX_PROCESSORS to 64 so we support more machines.

On a Tuletta with 2 DCMS, we end up with chip ids 0, 1, 16 and
17. We can't use the last two chips with the current setting.

Signed-off-by: Michael Neuling <7b0ab45a730e48a69239010b5b8fe5fa4e8eaac6@neuling.org>

open-power/pdbg,open-power/pdbg,open-power/pdbg