Adding bluetooth apex

Bug: 206121418
Test: Compile
Change-Id: I2a8103923e9183e78c915f23341d2f2cc0aa54d8
diff --git a/Android.bp b/Android.bp
index eb1295e..d118e70 100644
--- a/Android.bp
+++ b/Android.bp
@@ -59,6 +59,7 @@
     edition: "2015",
     apex_available: [
         "//apex_available:platform",
+        "com.android.bluetooth",
         "com.android.resolv",
         "com.android.virt",
     ],