Add missing dependency to jack-meta content

Test: mm

Change-Id: I70c50b5b9fe7f06b0adde5616590aec24b6d0dff
diff --git a/library/Android.mk b/library/Android.mk
index be549b3..3ce9c46 100644
--- a/library/Android.mk
+++ b/library/Android.mk
@@ -38,4 +38,6 @@
 
 LOCAL_JACK_FLAGS:=--import-meta $(LOCAL_PATH)/jack-meta
 
+LOCAL_ADDITIONAL_DEPENDENCIES := $(wildcard $(LOCAL_PATH)/jack-meta/*)
+
 include $(BUILD_STATIC_JAVA_LIBRARY)