libbinder should not be included in APEX

It's wire protocol is not stable; an APEX and the platform can't
(shoudln't) talk to each other if they are using libbinder built in
different times.

Bug: 139016109
Test: m

Change-Id: Ibc7f0c8b1eb4503919bbc867f4cfeb464e4f22fe
diff --git a/libs/binder/Android.bp b/libs/binder/Android.bp
index c9a5af3..4760818 100644
--- a/libs/binder/Android.bp
+++ b/libs/binder/Android.bp
@@ -37,6 +37,7 @@
         enabled: true,
     },
     double_loadable: true,
+    no_apex: true,
 
     srcs: [
         "ActivityManager.cpp",