Migrate 5 crates to monorepo.

acpi
bit_field
libbpf-rs
matches
poll_token_derive

Bug: http://b/339424309
Test: treehugger
Change-Id: I29c06758eb725fc3ab99e48f4c2079444e08bdf4
diff --git a/Android.bp b/Android.bp
index a9ed02a..96beb97 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,20 +1 @@
-// This file is generated by cargo_embargo.
-// Do not modify this file because the changes will be overridden on upgrade.
-
-package {
-    default_applicable_licenses: ["external_rust_crates_bit_field_license"],
-    default_team: "trendy_team_android_rust",
-}
-
-license {
-    name: "external_rust_crates_bit_field_license",
-    visibility: [":__subpackages__"],
-    license_kinds: ["SPDX-license-identifier-Apache-2.0"],
-    license_text: ["LICENSE"],
-}
-
-dirgroup {
-    name: "trusty_dirgroup_external_rust_crates_bit_field",
-    visibility: ["//trusty/vendor/google/aosp/scripts"],
-    dirs: ["."],
-}
+// This crate has been migrated to external/rust/android-crates-io.
diff --git a/cargo_embargo.json b/cargo_embargo.json
deleted file mode 100644
index 1a14fb6..0000000
--- a/cargo_embargo.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "run_cargo": false,
-  "generate_androidbp": false,
-  "generate_rulesmk": true
-}