Add min_sdk_version for ART module.

Bug: 180399951
Test: m
Change-Id: I6544a27656e747435ce95f63abc336a27ad7afd9
diff --git a/Android.bp b/Android.bp
index 093f33a..3e714a9 100644
--- a/Android.bp
+++ b/Android.bp
@@ -162,6 +162,7 @@
     name: "libvixl-defaults",
     srcs: ["src/*.cc"],
     export_include_dirs: ["src"],
+    min_sdk_version: "S",
 }
 
 art_cc_library {