omni: add OpenDelta to emulator builds

Change-Id: I7068572b65583d0f53f52e557db7e4eaecff7c66
diff --git a/utils/emulator/packages.mk b/utils/emulator/packages.mk
index 1a29c63..40b699d 100644
--- a/utils/emulator/packages.mk
+++ b/utils/emulator/packages.mk
@@ -10,9 +10,7 @@
     Phonograph \
     MatLog \
     OmniChange \
-    GoldfishParts
-
-#PRODUCT_PACKAGES += \
+    GoldfishParts \
     OpenDelta
 
 # Themes