Enable all variants of memchr am: 364e4aae08 am: 5b0bb32ceb

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/memchr/+/1348202

Change-Id: I075aaf0afdfd69608bf76cbdc3bb360bc308f38e
diff --git a/Android.bp b/Android.bp
index 9ac71ed..a7ea692 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,6 +1,6 @@
 // This file is generated by cargo2android.py --run --device.
 
-rust_library_rlib {
+rust_library {
     name: "libmemchr",
     host_supported: true,
     crate_name: "memchr",