Slim down the sdk product

The sdk_phone_armv7 product is designed to build system images, which
adds unnecessary dependencies and enables unnecessary checks (such as
verifying dexpreopt artifacts).

Bug: 205008975
Test: m sdk sdk_repo dist && diff android-sdk.zip (only build.prop diffs)
Change-Id: I940655c39a3ae58839521416abafaf461df44921
diff --git a/target/product/sdk.mk b/target/product/sdk.mk
index 96d8cc9..fa7e1ad 100644
--- a/target/product/sdk.mk
+++ b/target/product/sdk.mk
@@ -14,8 +14,11 @@
 # limitations under the License.
 #
 
-# Don't modify this file - It's just an alias!
+# This is a simple product that uses configures the minimum amount
+# needed to build the SDK (without the emulator).
 
-$(call inherit-product, $(SRC_TARGET_DIR)/product/sdk_phone_armv7.mk)
+$(call inherit-product, $(SRC_TARGET_DIR)/product/languages_default.mk)
 
 PRODUCT_NAME := sdk
+PRODUCT_BRAND := Android
+PRODUCT_DEVICE := mainline_x86