libese: Move all targets to vendor

Tag all targets to move to /vendor as the
code won't be in every system image.

Test: it builds
Bug: none
Change-Id: I8747fcb7bdfc36c1aa63c6a8e01591f492df616b
diff --git a/examples/Android.bp b/examples/Android.bp
index 1678ba0..693982c 100644
--- a/examples/Android.bp
+++ b/examples/Android.bp
@@ -16,6 +16,7 @@
 
 cc_binary {
     name: "ese_nxp_sample",
+    proprietary: true,
     srcs: ["ese_nxp_sample.c"],
     host_supported: false,
     target: {