Disable mac build for minijail_sys crate am: 6f9654db00

Change-Id: Ibb065bf19cff7f6f7d6ca2b36df074f098473c01
diff --git a/Android.bp b/Android.bp
index 687a366..aea2a03 100644
--- a/Android.bp
+++ b/Android.bp
@@ -430,4 +430,9 @@
     shared_libs: [
         "libcap",
     ],
+    target: {
+        darwin: {
+            enabled: false,
+        }
+    },
 }