libeffects: move to vendor

Bug: 33241851
Test: equalizer works in google play music
Test: CleanSpec works
Change-Id: I11b54a5f050f914afc234e15f680581d15064c82
diff --git a/media/libeffects/factory/Android.bp b/media/libeffects/factory/Android.bp
index e0e0d13..6318e39 100644
--- a/media/libeffects/factory/Android.bp
+++ b/media/libeffects/factory/Android.bp
@@ -1,6 +1,7 @@
 // Effect factory library
 cc_library_shared {
     name: "libeffects",
+    vendor: true,
     srcs: ["EffectsFactory.c"],
 
     shared_libs: [
@@ -14,4 +15,6 @@
     local_include_dirs:["include"],
 
     export_include_dirs: ["include"],
+    header_libs: ["libhardware_headers"],
+    export_header_lib_headers: ["libhardware_headers"],
 }