Update Android.bp by running cargo_embargo

Test: ran cargo_embargo
Change-Id: I7e041b4a69baa46ddf1f6230180b0d44ad76558c
diff --git a/Android.bp b/Android.bp
index 0ee0db7..b8718ad 100644
--- a/Android.bp
+++ b/Android.bp
@@ -26,7 +26,7 @@
     crate_name: "command_fds",
     cargo_env_compat: true,
     cargo_pkg_version: "0.2.2",
-    srcs: ["src/lib.rs"],
+    crate_root: "src/lib.rs",
     edition: "2018",
     features: ["default"],
     rustlibs: [