Allow to use load_module without including external files

nginx/ng/files/nginx.conf

@@ -32,6 +32,10 @@
 #
 # This file is managed by Salt.
 
+{% if 'load_module' in config.keys() %}
+{{ nginx_block(config.pop('load_module'), 'load_module') }}
+{%- endif -%}
+
 {% if 'include' in config.keys() %}
 {{ nginx_block(config.pop('include'), 'include') }}
 {%- endif -%}