fixed typo

installations/aio/installation.yml

diff --git a/installations/aio/installation.yml b/installations/aio/installation.yml
index a2edbd5..e30aec1 100644
--- a/installations/aio/installation.yml
+++ b/installations/aio/installation.yml
@@ -16,7 +16,6 @@
   vars:
     hosts: 'planet'
 
-  tasks:
 - include: configuration/update-user.yml
   vars:
     hosts: planet