weave_test: Compile only on 'eng' builds.

Bug: 26967770
Change-Id: I4348e88f4bd1dc80cd40e3186fc31c7a80c34c2a
diff --git a/Android.mk b/Android.mk
index 7f2e483..3a59f72 100644
--- a/Android.mk
+++ b/Android.mk
@@ -185,7 +185,7 @@
 # ========================================================
 include $(CLEAR_VARS)
 LOCAL_MODULE := weaved_test
-LOCAL_MODULE_TAGS := debug
+LOCAL_MODULE_TAGS := eng
 LOCAL_CPP_EXTENSION := $(buffetCommonCppExtension)
 LOCAL_CFLAGS := $(buffetCommonCFlags)
 LOCAL_CPPFLAGS := $(buffetCommonCppFlags)