improve config

ansible.cfg

@@ -1,8 +1,8 @@
 [defaults]
 inventory = ./hosts.ini
 remote_user = ansible
-retry_files_enabled = False
-nocows = True
+retry_files_enabled = false
+nocows = true
 
 log_path = $HOME/.ansible/ansible.log
 
@@ -10,9 +10,7 @@ forks = 20
 gathering = smart
 fact_caching = jsonfile
 fact_caching_connection = $HOME/.ansible/facts
-host_key_checking = False
-callback_whitelist = profile_tasks
-stdout_callback = yaml
+host_key_checking = false
 
 interpreter_python = /usr/bin/python3
 
@@ -21,12 +19,12 @@ vault_password_file  =./.vault
 [ssh_connection]
 control_path = %(directory)s/%%h-%%r-%%p
 ssh_args = -o StrictHostKeyChecking=accept-new -o ControlMaster=auto -o ControlPersist=600s
-pipelining = True
+pipelining = true
 retries = 10
 
 [privilege_escalation]
-become=Yes
-become_method=sudo
-become_user=root
-become_ask_pass=False
+become = true
+become_method = sudo
+become_user = root
+become_ask_pass = false