Build with mls_build_async am: d353d97a3b am: 802e67bb35

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/mls-rs-codec/+/3071642

Change-Id: I1adf47d38dd64ea6803f88ef46627bc37d6b3791
Signed-off-by: Automerger Merge Worker <[email protected]>
diff --git a/Android.bp b/Android.bp
index 41c31d8..d32e137 100644
--- a/Android.bp
+++ b/Android.bp
@@ -31,6 +31,7 @@
         "preallocate",
         "std",
     ],
+    cfgs: ["mls_build_async"],
     rustlibs: ["libthiserror"],
     proc_macros: ["libmls_rs_codec_derive"],
     apex_available: [
diff --git a/cargo_embargo.json b/cargo_embargo.json
index cb908d7..d0bed4a 100644
--- a/cargo_embargo.json
+++ b/cargo_embargo.json
@@ -1,3 +1,4 @@
 {
-  "run_cargo": false
+  "run_cargo": false,
+  "extra_cfg": ["mls_build_async"]
 }