Convert libmedialogservice to Android.bp

See build/soong/README.md for more information about Soong.

Removes AUDIOSERVER_MULTILIB which doesn't effectively do much for this
code -- we'll only build and install the versions necessary to support
the libraries/binaries depending on this library.

Test: mmma frameworks/av/services/medialog
Change-Id: Id47b1de95d3c62f0d2dbef69b26fefd6128e7f7e
diff --git a/Android.bp b/Android.bp
index a3679b1..e4f12c8 100644
--- a/Android.bp
+++ b/Android.bp
@@ -2,5 +2,6 @@
     "camera",
     "drm/*",
     "media/*",
+    "services/*",
     "soundtrigger",
 ]