Move headers in media/omx/1.0 to the right place

Test: Compiles
Bug: 37657124
Change-Id: I695def527a3149a36e5f010250bbb52e2d0ff99f
diff --git a/media/libmedia/Android.bp b/media/libmedia/Android.bp
index bbe97ee..043c84a 100644
--- a/media/libmedia/Android.bp
+++ b/media/libmedia/Android.bp
@@ -1,7 +1,7 @@
 cc_library_headers {
     name: "libmedia_headers",
     vendor_available: true,
-    export_include_dirs: ["include"],
+    export_include_dirs: ["include", "omx/1.0/include"],
 }
 
 cc_library {