Move include->internal_include (1/2)

Change-Id: If351c7d51a380c33ec9bae3b3f240ed53639f3c9
diff --git a/device/Android.bp b/device/Android.bp
index c113113..f72a16b 100644
--- a/device/Android.bp
+++ b/device/Android.bp
@@ -10,7 +10,7 @@
         "system/bt",
         "system/bt/btcore/include",
         "system/bt/hci/include",
-        "system/bt/include",
+        "system/bt/internal_include",
         "system/bt/stack/include",
     ],
     srcs: [