fix(intel): missing NCORE CCU snoop filter fix in BL2

Clear Ncore CCU snoop filter. There is hardware bug in NCORE CCU IP
and it is causing an issue in the coherent directory tracking of
outstanding cache lines.

Signed-off-by: Jit Loon Lim <jit.loon.lim@intel.com>
Change-Id: I9ee67c94e6379d318516ae8f660a62323ce8d563
1 file changed