Do not use litteral tab in configuration

Use "\t" instead of a litteral tab which can easily be broken. Also add a
deletion of line with spaces.

roles/base/tasks/sudo.yml

@@ -8,17 +8,26 @@
   tags:
     - sudo
 
-# dont't break the tab!
 - name: Allow wheel group to run command as root in sudo
   lineinfile:
     dest: /etc/sudoers
     insertafter: '# and set environment variables.'
-    line: '%wheel	ALL=(ALL) SETENV: ALL'
+    line: "%wheel\tALL=(ALL) SETENV: ALL"
     validate: 'visudo -cf %s'
     backup: false
   tags:
     - sudo
 
+- name: Delete line with space instead of tab
+  lineinfile:
+    dest: /etc/sudoers
+    line: "%wheel   ALL=(ALL) SETENV: ALL"
+    validate: 'visudo -cf %s'
+    backup: false
+    state: absent
+  tags:
+    - sudo
+
 - name: Configure sudoers for evomaintenance and monitoring
   blockinfile:
     state: present