firmware: make the ngff beakout blink

..but only if the cardem sim is active

Change-Id: I65f1fbeb06690a143ef4c792728c9cb917a4ffde
diff --git a/firmware/libboard/common/source/led.c b/firmware/libboard/common/source/led.c
index 6772007..4822a6d 100644
--- a/firmware/libboard/common/source/led.c
+++ b/firmware/libboard/common/source/led.c
@@ -58,6 +58,10 @@
 	{ 0, 1 }
 };
 
+static const struct blink_state bs_5on_5off[] = {
+	{ 500, 1 }, { 500, 0 }
+};
+
 static const struct blink_state bs_3on_5off[] = {
 	{ 300, 1 }, { 500, 0 }
 };
@@ -107,6 +111,10 @@
 		.states = bs_on,
 		.size = ARRAY_SIZE(bs_on),
 	},
+	[BLINK_5O_5F] = {
+		.states = bs_5on_5off,
+		.size = ARRAY_SIZE(bs_5on_5off),
+	},
 	[BLINK_3O_5F] = {
 		.states = bs_3on_5off,
 		.size = ARRAY_SIZE(bs_3on_5off),