Migrate 20 crates to monorepo

oneshot-uniffi
minimal-lexical
num_enum
num_enum_derive
num-complex
num-derive
paste
pin-utils
predicates
protobuf-parse
protobuf-support
quote
remain
rustc-demangle-capi
rustix
shared_child
thiserror-impl
threadpool
tikv-jemalloc-sys
tonic

Bug: http://b/339424309
Test: treehugger
Change-Id: I46250bf6222e474e9fc6996f77d95446b759b7c8
diff --git a/Android.bp b/Android.bp
index 9ed26a4..96beb97 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,31 +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_protobuf-support_license"],
-}
-
-license {
-    name: "external_rust_crates_protobuf-support_license",
-    visibility: [":__subpackages__"],
-    license_kinds: ["SPDX-license-identifier-MIT"],
-    license_text: ["LICENSE"],
-}
-
-rust_library {
-    name: "libprotobuf_support",
-    host_supported: true,
-    crate_name: "protobuf_support",
-    cargo_env_compat: true,
-    cargo_pkg_version: "3.2.0",
-    crate_root: "src/lib.rs",
-    edition: "2021",
-    rustlibs: ["libthiserror"],
-    apex_available: [
-        "//apex_available:platform",
-        "//apex_available:anyapex",
-    ],
-    product_available: true,
-    vendor_available: true,
-    min_sdk_version: "29",
-}
+// 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 a6d8815..0000000
--- a/cargo_embargo.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "min_sdk_version": "29",
-  "run_cargo": false
-}