Show returned password on failure

src/freedombone-pass

     if [[ "$pass" != "$returned_pass" ]]; then
         echo "pass     :${pass}:"
         echo "padded   :${padded}:"
-        echo "returned :${pass}:"
+        echo "returned :${returned_pass}:"
         exit 73825
     fi
     ${PROJECT_NAME}-pass -u root --rmapp tests