dokuwiki: use common nginx role

Also get version from NetBox.

roles/dokuwiki/tasks/main.yml

@@ -1,10 +1,3 @@
-- name: Set dokuwiki version
-  set_fact:
-    dokuwiki_version: 2024-02-06a
-
-- name: Set up nginx
-  import_tasks: nginx.yml
-
 - name: Set up PHP
   import_tasks: php.yml
 
@@ -51,6 +44,6 @@
 
 - name: Create nginx site
   template:
-    dest: /etc/nginx/http.d/doku.fri.uni-lj.si.conf
-    src: doku.fri.uni-lj.si.conf.j2
+    dest: /etc/nginx/http.d/dokuwiki.conf
+    src: dokuwiki.conf.j2
   notify: reload nginx