Blackfin: don't bother displaying reboot msg when crashing

The hang function already tells you to reboot, so no point in showing it
twice.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/cpu/blackfin/traps.c b/cpu/blackfin/traps.c
index 2eb45b5..7307f5d 100644
--- a/cpu/blackfin/traps.c
+++ b/cpu/blackfin/traps.c
@@ -344,10 +344,6 @@
 	);
 	dump(regs);
 	dump_bfin_trace_buffer();
-	printf(
-		"\n"
-		"Please reset the board\n"
-		"\n"
-	);
+	puts("\n");
 	bfin_reset_or_hang();
 }