Add type to device manifest.

Test: pass
Change-Id: I031853531d3171620531f3a5b24183f80dba5aec
diff --git a/manifest.xml b/manifest.xml
index db33472..8cc7b66 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -1,4 +1,4 @@
-<manifest version="1.0">
+<manifest version="1.0" type="device">
     <hal format="hidl">
         <name>android.hardware.bluetooth</name>
         <transport>hwbinder</transport>