removed extraneous debug output from script, fixed nonce plugin to slow-path...

removed extraneous debug output from script, fixed nonce plugin to slow-path correctly.  were previously missing on some slow path insns in shared libraries.

Former-commit-id: 7b0a395298d7138e8e1a207035fd8f8dc785ec5a

tools/selective_cfi/tests/test_dude.sh

-#!/bin/bash  -x
+#!/bin/bash  
 
 do_cfi()
 {