Cleanup cargo2android configs and patches am: c81820344a am: 64a9fd298e am: 157fbc6ef0

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/either/+/2751242

Change-Id: I689df07117280f00d1f614dc8f679b577889a377
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/Android.bp b/Android.bp
index c8cb65b..345783b 100644
--- a/Android.bp
+++ b/Android.bp
@@ -78,6 +78,3 @@
     product_available: true,
     vendor_available: true,
 }
-
-// Errors when listing tests:
-// error: test