Update Android.bp by running cargo_embargo am: a4f7c8318c

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/scopeguard/+/3096243

Change-Id: I6712510e5dd921bb9f14df62eee267d70e57d90f
Signed-off-by: Automerger Merge Worker <[email protected]>
diff --git a/Android.bp b/Android.bp
index 5fc64ed..7b0fe6b 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,5 +1,7 @@
 // This file is generated by cargo_embargo.
-// Do not modify this file as changes will be overridden on upgrade.
+// Do not modify this file after the first "rust_*" or "genrule" module
+// because the changes will be overridden on upgrade.
+// Content before the first "rust_*" or "genrule" module is preserved.
 
 package {
     default_applicable_licenses: ["external_rust_crates_scopeguard_license"],
@@ -43,7 +45,7 @@
     crate_name: "scopeguard",
     cargo_env_compat: true,
     cargo_pkg_version: "1.2.0",
-    srcs: ["src/lib.rs"],
+    crate_root: "src/lib.rs",
     edition: "2015",
     features: [
         "default",
@@ -64,7 +66,7 @@
     crate_name: "scopeguard",
     cargo_env_compat: true,
     cargo_pkg_version: "1.2.0",
-    srcs: ["src/lib.rs"],
+    crate_root: "src/lib.rs",
     test_suites: ["general-tests"],
     auto_gen_config: true,
     test_options: {