Only tag tests for test builds, not eng builds

Change-Id: I1cd2956512c42002cc5845e37894a39069f2c08b
diff --git a/build/Android.test.host.mk b/build/Android.test.host.mk
index 3a07e18..5c32a04 100644
--- a/build/Android.test.host.mk
+++ b/build/Android.test.host.mk
@@ -16,7 +16,7 @@
 
 include $(CLEAR_VARS)
 
-local_module_tags := eng tests
+local_module_tags := tests
 
 TEST_TARGET_ARCH := $(HOST_ARCH)
 include $(build_path)/Android.common.mk
diff --git a/build/Android.test.mk b/build/Android.test.mk
index 6121068..fc3917c 100644
--- a/build/Android.test.mk
+++ b/build/Android.test.mk
@@ -16,7 +16,7 @@
 
 include $(CLEAR_VARS)
 
-local_module_tags := eng tests
+local_module_tags := tests
 
 TEST_TARGET_ARCH := $(TARGET_ARCH)
 include $(build_path)/Android.common.mk