linux-phytec-ti

sb_edac: use "event" instead of "exception" when MC wasnt signaled

Corrected Errors are MC events, not exceptions and reporting as the
later might confuse users.

Signed-off-by: Aristeu Rozanski <arozansk@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>