Update audio VTS Android.bp to add new dependency

AIDL conversion library libaudioclient_aidl_conversion
uses media type names from libstagefright_foundation.

Bug: 188932434
Test: m
Change-Id: Ida3623dddb63f4d156044d70211819f0f4f8908a
diff --git a/audio/core/all-versions/vts/functional/Android.bp b/audio/core/all-versions/vts/functional/Android.bp
index e446a7f..9f4a295 100644
--- a/audio/core/all-versions/vts/functional/Android.bp
+++ b/audio/core/all-versions/vts/functional/Android.bp
@@ -30,6 +30,7 @@
         "android.hardware.audio.common.test.utility",
         "audioclient-types-aidl-cpp",
         "libaudioclient_aidl_conversion",
+        "libstagefright_foundation",
     ],
     shared_libs: [
         "libbinder",