Package the proper vold config file in SDK system image.

Change-Id: I7698c76d8d704837106450a32cba7b9c8f5b4446
diff --git a/target/product/sdk.mk b/target/product/sdk.mk
index 1433723..d9d88fa 100644
--- a/target/product/sdk.mk
+++ b/target/product/sdk.mk
@@ -52,7 +52,7 @@
 PRODUCT_PACKAGE_OVERLAYS := development/sdk_overlay
 
 PRODUCT_COPY_FILES := \
-	development/data/etc/vold.conf:system/etc/vold.conf \
+	system/core/rootdir/etc/vold.fstab:system/etc/vold.fstab \
 	frameworks/base/data/etc/android.hardware.camera.autofocus.xml:system/etc/permissions/android.hardware.camera.autofocus.xml
 
 $(call inherit-product, $(SRC_TARGET_DIR)/product/core.mk)