Enable tests

This CL enables the tests of the crate. The Android.bp is generated by
`cargo2android.py --config cargo2android.json`.

Bug: 254153648
Test: mmm external/rust/crates/zeroize_derive
Change-Id: I0a5dd450f5ad30b26e383e7dae2a93d850b83e2f
diff --git a/Android.bp b/Android.bp
index 25551b4..7eec2ad 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,8 +1,6 @@
 // This file is generated by cargo2android.py --config cargo2android.json.
 // Do not modify this file as changes will be overridden on upgrade.
 
-
-
 package {
     default_applicable_licenses: [
         "external_rust_crates_zeroize_derive_license",
@@ -37,3 +35,23 @@
     ],
     compile_multilib: "first",
 }
+
+rust_test_host {
+    name: "zeroize_derive_test_src_lib",
+    crate_name: "zeroize_derive",
+    cargo_env_compat: true,
+    cargo_pkg_version: "1.3.2",
+    srcs: ["src/lib.rs"],
+    test_suites: ["general-tests"],
+    auto_gen_config: true,
+    test_options: {
+        unit_test: true,
+    },
+    edition: "2018",
+    rustlibs: [
+        "libproc_macro2",
+        "libquote",
+        "libsyn",
+        "libsynstructure",
+    ],
+}
diff --git a/cargo2android.json b/cargo2android.json
index 58e46ee..2e184ce 100644
--- a/cargo2android.json
+++ b/cargo2android.json
@@ -1,4 +1,5 @@
 {
   "host-first-multilib": true,
+  "tests": true,
   "run": true
 }