updated error handling for creating a mirror.

tasks/main.yml

diff --git a/tasks/main.yml b/tasks/main.yml
index 5424592..57e5aa4 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -53,7 +53,7 @@
         backrefs: yes
         backup: yes
         regexp: "^(Defaults)(.*)(requiretty)"
-        line: '\1\2\!\3'
+        line: '\1\2!\3'
         state: present
         validate: '/usr/sbin/visudo -cf %s'