Move ThemePicker to be located from /system to /product

Bug: 123777579
Change-Id: I02a965615dae4b6075630a938d7f9a6af7fa235c
diff --git a/Android.mk b/Android.mk
index 05712d4..2bf5db7 100644
--- a/Android.mk
+++ b/Android.mk
@@ -33,6 +33,7 @@
 
 LOCAL_PACKAGE_NAME := ThemePicker
 LOCAL_PRIVILEGED_MODULE := true
+LOCAL_PRODUCT_MODULE := true
 LOCAL_OVERRIDES_PACKAGES := WallpaperPicker2
 
 LOCAL_SRC_FILES := $(call all-java-files-under, $(WALLPAPER_PATH)/src) \
@@ -47,4 +48,4 @@
 
 
 # ==================================================
-include $(call all-makefiles-under,$(LOCAL_PATH))
\ No newline at end of file
+include $(call all-makefiles-under,$(LOCAL_PATH))