fix typo: "explicetely"

inventory/group_vars/all.yml

@@ -44,7 +44,7 @@ kube_cert_group: kube-cert
 kube_log_level: 2
 
 # Kubernetes 1.5 added a new flag to the apiserver to disable anonymous auth. In previos versions, anonymous auth was
-# not implemented. As the new flag defaults to true, we have to explicetely disable it. Change this line if you want the
+# not implemented. As the new flag defaults to true, we have to explicitly disable it. Change this line if you want the
 # 1.5 default behavior. The flag is actually only added if the used kubernetes version is >= 1.5
 kube_api_anonymous_auth: false