sm8450-common: Add support for mayfly

Android.mk

@@ -4,6 +4,6 @@
 
 LOCAL_PATH := $(call my-dir)
 
-ifneq ($(filter cupid marble mondrian unicorn zeus,$(TARGET_DEVICE)),)
+ifneq ($(filter cupid marble mayfly mondrian unicorn zeus,$(TARGET_DEVICE)),)
 
 endif