Support building all variants. am: e91e1823b0 am: b2a7fbb936

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/regex-syntax/+/1356132

Change-Id: Id67bc7813c6dc9b482c12b73aa38665181dc830b
diff --git a/Android.bp b/Android.bp
index a89e1f5..f4f248e 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,6 +1,6 @@
 // This file is generated by cargo2android.py.
 
-rust_library_host_rlib {
+rust_library_host {
     name: "libregex_syntax",
     crate_name: "regex_syntax",
     srcs: ["src/lib.rs"],