target: fsm9900: Add FSM9916 support

FSM9916 has chip ID 276.

Change-Id: I9d3662a03851bb38c81409580b40c9bfc36ffe23
diff --git a/platform/msm_shared/smem.h b/platform/msm_shared/smem.h
index f944d74..8ca12e2 100644
--- a/platform/msm_shared/smem.h
+++ b/platform/msm_shared/smem.h
@@ -402,6 +402,7 @@
 	APQ8009  = 265,
 	MSMTELLURIUM  = 264,
 	MSMTERBIUM    = 266,
+	FSM9916  = 276,
 };
 
 enum platform {