Minor reformatting.

From-SVN: r147168

gcc/ada/sem_attr.adb

@@ -1067,6 +1067,7 @@ package body Sem_Attr is
             --  If there is an implicit dereference, then we must freeze
             --  the designated type of the access type, since the type of
             --  the referenced array is this type (see AI95-00106).
+
             --  As done elsewhere, freezing must not happen when pre-analyzing
             --  a pre- or postcondition or a default value for an object or
             --  for a formal parameter.