Add libdexfile external API libraries to VNDK-SP library list.

Necessary for libunwindstack to work on marlin and sailfish.

Test: "atest CtsRenderscriptTestCases" on marlin on internal
Test: mmma system/core/{libunwindstack,libbacktrace}, run host gtests
Bug: 119632407
Bug: 121110092
Change-Id: I4a74a8b18d68af2b5a55c58cb389e1c5c86d870c
diff --git a/vndk/Android.mk b/vndk/Android.mk
index 9d7ee9f..a347a63 100644
--- a/vndk/Android.mk
+++ b/vndk/Android.mk
@@ -14,6 +14,8 @@
 # manually.
 VNDK_SP_LIBRARIES := \
     libdexfile \
+    libdexfile_external \
+    libdexfile_support \
     libartbase \
     libziparchive