Update Android.bp to reflect aosp/2763825

Test: Ran cargo2android. Treehugger.
Change-Id: I2b6205b7ddf5f0fe35fa973ba819d44ac977c83b
diff --git a/Android.bp b/Android.bp
index b645598..8926f75 100644
--- a/Android.bp
+++ b/Android.bp
@@ -33,6 +33,4 @@
         "libunicode_xid",
     ],
     compile_multilib: "first",
-    product_available: true,
-    vendor_available: true,
 }