Remove a redundant setting

All settings above inheriting aosp_x86.mk are configured in
aosp_x86.mk. Removes inheriting aosp_x86.mk to fit the
makefile convention.

Change-Id: I73eb693915440ceb9d49ac2b6b72d173adf16df3
diff --git a/target/product/sdk_phone_x86.mk b/target/product/sdk_phone_x86.mk
index 9df26a9..e8c60b4 100644
--- a/target/product/sdk_phone_x86.mk
+++ b/target/product/sdk_phone_x86.mk
@@ -44,8 +44,6 @@
 $(call inherit-product, $(SRC_TARGET_DIR)/product/emulator_vendor.mk)
 $(call inherit-product, $(SRC_TARGET_DIR)/board/generic_x86/device.mk)
 
-$(call inherit-product, $(SRC_TARGET_DIR)/product/aosp_x86.mk)
-
 # Define the host tools and libs that are parts of the SDK.
 -include sdk/build/product_sdk.mk
 -include development/build/product_sdk.mk