Update Android.bp by running cargo_embargo am: 75944fdce4

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/indexmap/+/3092474

Change-Id: I62d4609250ca8f549578e90c4cb372f300277c17
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/Android.bp b/Android.bp
index ca7a7fe..41dbfdd 100644
--- a/Android.bp
+++ b/Android.bp
@@ -45,7 +45,7 @@
     crate_name: "indexmap",
     cargo_env_compat: true,
     cargo_pkg_version: "1.9.2",
-    srcs: ["src/lib.rs"],
+    crate_root: "src/lib.rs",
     edition: "2021",
     features: [
         "serde",