Add ddmlib-tests.jar to sdk build.

Change-Id: Ib681389a1f1e2ead30808cef3c74dd5da9dea4d0
diff --git a/target/product/sdk.mk b/target/product/sdk.mk
index cfc518a..978240a 100644
--- a/target/product/sdk.mk
+++ b/target/product/sdk.mk
@@ -111,7 +111,8 @@
 	monkeyrunner \
 	guavalib \
 	jsr305lib \
-	jython
+	jython \
+	ddmlib-tests
 
 PRODUCT_PACKAGE_OVERLAYS := development/sdk_overlay