libril: add initial support for ss333 modem

zeroflte uses ss333

Change-Id: If3c9d34ea31c06ce23bd8d0236a9f2ddbab3ddc4
Signed-off-by: Say <sktjdgns1189@naver.com>
diff --git a/ril/Android.mk b/ril/Android.mk
index 8008ace..de33c11 100644
--- a/ril/Android.mk
+++ b/ril/Android.mk
@@ -20,7 +20,7 @@
 
 # libril
 ifeq ($(BOARD_PROVIDES_LIBRIL),true)
-ifneq ($(filter xmm6260 xmm6262 xmm6360 xmm7260 m7450,$(BOARD_MODEM_TYPE)),)
+ifneq ($(filter xmm6260 xmm6262 xmm6360 xmm7260 m7450 ss333,$(BOARD_MODEM_TYPE)),)
 include $(RIL_PATH)/libril/Android.mk
 endif
 endif