fix typo

tasks/prepare.yml

@@ -8,14 +8,14 @@
   - name: Setup local fact script
     get_url:
       url: https://git.rknet.org/ansible/custom_facts/raw/branch/master/zigbee2mqtt.py
-      dest: /etc/ansible/facts.d/nodejs.fact
+      dest: /etc/ansible/facts.d/zigbee2mqtt.fact
       mode: 0755
-    register: __nodejs_add_fact
+    register: __zigbee2mqtt_add_fact
 
   - name: Update facts
     setup:
       filter: "*"
-    when: __nodejs_add_fact.changed
+    when: __zigbee2mqtt_add_fact.changed
 
   - name: Set current zigbee2mqtt version
     set_fact: