Update sanitize property format

Change-Id: I9042d585eaab944bc5c34b95e9ec7350565a67d2
diff --git a/Android.bp b/Android.bp
index 3141f93..e8eddbe 100644
--- a/Android.bp
+++ b/Android.bp
@@ -49,7 +49,9 @@
         "-Wno-unused-function",
         "-Werror",
     ],
-    sanitize: ["never"],
+    sanitize: {
+        never: true,
+    },
     stl: "none",
     rtti: true,
     arch: {