replace include by include_tasks

tasks/main.yml

@@ -1,12 +1,12 @@
 ---
 - name: "nginx | installation"
-  include: install.yml
+  include_tasks: install.yml
 
 - name: "nginx | custom configuration"
-  include: configure.yml
+  include_tasks: configure.yml
 
 - name: "nginx | status page"
-  include: status.yml
+  include_tasks: status.yml
 
 - name: "nginx | configure vhost"
-  include: vhost.yml
+  include_tasks: vhost.yml