display: Mark header modules as vendor

Change-Id: Iea70b19b2baf9827b3551b7ba16808fe89c48cf4
diff --git a/sdm/libs/utils/Android.mk b/sdm/libs/utils/Android.mk
index 09e1414..481ea39 100644
--- a/sdm/libs/utils/Android.mk
+++ b/sdm/libs/utils/Android.mk
@@ -18,6 +18,7 @@
 
 SDM_HEADER_PATH := ../../include
 include $(CLEAR_VARS)
+LOCAL_VENDOR_MODULE           := true
 LOCAL_COPY_HEADERS_TO         := $(common_header_export_path)/sdm/utils
 LOCAL_COPY_HEADERS             = $(SDM_HEADER_PATH)/utils/constants.h \
                                  $(SDM_HEADER_PATH)/utils/debug.h \