Boot HAL target-side test

Test: make vts; vts-tradefed run -m HalBootHidlTargetTest
Bug: 32022514
Change-Id: I65606790cc3b2f93d6706b70fad21c172635e0c7
Signed-off-by: Connor O'Brien <connoro@google.com>
diff --git a/boot/1.0/vts/Android.mk b/boot/1.0/vts/Android.mk
index 8a56b27..9b30ef1 100644
--- a/boot/1.0/vts/Android.mk
+++ b/boot/1.0/vts/Android.mk
@@ -77,3 +77,5 @@
 LOCAL_PROTOC_OPTIMIZE_TYPE := full
 
 include $(BUILD_SHARED_LIBRARY)
+
+include $(call all-makefiles-under,$(LOCAL_PATH))