omni: use PRODUCT_SYSTEM_DEFAULT_PROPERTIES where required

Change-Id: I6002203c6e45a59c2d61e414c2a6d386ff9b11b0
diff --git a/config/common.mk b/config/common.mk
index 82bedbd..3d62d91 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -32,7 +32,7 @@
 
 # enable ADB authentication if not on eng build
 ifneq ($(TARGET_BUILD_VARIANT),eng)
-PRODUCT_DEFAULT_PROPERTY_OVERRIDES  += ro.adb.secure=1
+PRODUCT_SYSTEM_DEFAULT_PROPERTIES  += ro.adb.secure=1
 endif
 
 # Backup Tool