Migrate 25 crates to monorepo

quickcheck
regex-automata
ryu
same-file
serde
serde_json
serde_spanned
serde_test
sharded-slab
shlex
siphasher
tinyvec
tinyvec_macros
tokio-io-timeout
toml
toml_datetime
toml_edit
uniffi
uniffi_checksum_derive
uniffi_meta
virtio-bindings
virtio-queue
virtio-vsock
vsock
vsprintf
zerocopy-derive

Bug: http://b/339424309
Test: treehugger
Change-Id: Id98057b791ced5755dab43bec8ef3d94527f215e
diff --git a/Android.bp b/Android.bp
index a8ff8cf..96beb97 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,24 +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_serde_spanned_license"],
-}
-
-license {
-    name: "external_rust_crates_serde_spanned_license",
-    visibility: [":__subpackages__"],
-    license_kinds: ["SPDX-license-identifier-Apache-2.0"],
-    license_text: ["LICENSE"],
-}
-
-rust_library_host {
-    name: "libserde_spanned",
-    crate_name: "serde_spanned",
-    cargo_env_compat: true,
-    cargo_pkg_version: "0.6.5",
-    crate_root: "src/lib.rs",
-    edition: "2021",
-    features: ["serde"],
-    rustlibs: ["libserde"],
-}
+// 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 249bfe0..0000000
--- a/cargo_embargo.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-  "features": [
-    "serde"
-  ],
-  "package": {
-    "serde_spanned": {
-      "device_supported": false
-    }
-  },
-  "run_cargo": false
-}