Add SurfaceFlinger test filter for presubmit.

HWC2 tests and SurfaceInterceptor tests aren't yet passing. See
second attached bug for more context on test filters for pre-submit.

Test: Verify Surfaceflinger_test.filter appears in output folder after build.
Bug: 36117490
Bug: 36359778
Change-Id: If3199d7c005722c235f065766f2961e2ed2d6e0d
diff --git a/services/surfaceflinger/tests/Android.mk b/services/surfaceflinger/tests/Android.mk
index f46ce8a..16041da 100644
--- a/services/surfaceflinger/tests/Android.mk
+++ b/services/surfaceflinger/tests/Android.mk
@@ -28,6 +28,8 @@
 
 LOCAL_CFLAGS += -Wall -Werror -Wunused -Wunreachable-code
 
+LOCAL_TEST_DATA = SurfaceFlinger_test.filter
+
 # Build the binary to $(TARGET_OUT_DATA_NATIVE_TESTS)/$(LOCAL_MODULE)
 # to integrate with auto-test framework.
 include $(BUILD_NATIVE_TEST)