Not flagging exception for ebreak if dcsr.ebreakm==1.
Created by: silabs-oysteink
Not SEC clean as there is a difference when an exception trigger is enabled. Old cold would get an exception trigger that caused debug entry while new code would not get an exception and enter debug with cause=ebreak.
Signed-off-by: Oystein Knauserud Oystein.Knauserud@silabs.com