add llndk|vndksp.libraries.txt to vndk_package

Bug: 64882323
Test: build 2017 pixel devices. check the files are under /system/etc.

Merged-In: I488427f796b770bb2d151cfa49f73d323cafbc9f
Change-Id: I488427f796b770bb2d151cfa49f73d323cafbc9f
(cherry picked from commit 686aff5b91207ff68b114a6a61840a48ad27fccb)
diff --git a/target/product/vndk/Android.mk b/target/product/vndk/Android.mk
index e7f07e7..6e8a85f 100644
--- a/target/product/vndk/Android.mk
+++ b/target/product/vndk/Android.mk
@@ -100,7 +100,9 @@
 LOCAL_REQUIRED_MODULES := \
     $(addsuffix .vendor,$(VNDK_CORE_LIBRARIES)) \
     $(addsuffix .vendor,$(VNDK_SAMEPROCESS_LIBRARIES)) \
-    $(LLNDK_LIBRARIES)
+    $(LLNDK_LIBRARIES) \
+    llndk.libraries.txt \
+    vndksp.libraries.txt
 
 include $(BUILD_PHONY_PACKAGE)
 endif # BOARD_VNDK_VERSION is set