Fixes #3463: Correct CSV headers for exported power feeds

CHANGELOG.md

@@ -2,6 +2,7 @@ v2.6.6 (FUTURE)
 
 ## Bug Fixes
 
+* [#3463](https://github.com/netbox-community/netbox/issues/3463) - Correct CSV headers for exported power feeds
 * [#3571](https://github.com/netbox-community/netbox/issues/3571) - Prevent erroneous redirects when editing tags
 * [#3573](https://github.com/netbox-community/netbox/issues/3573) - Ensure consistent display of changelog retention period
 * [#3574](https://github.com/netbox-community/netbox/issues/3574) - Change `device` to `parent` in interface editing VLAN filtering logic

netbox/dcim/models.py

@@ -3108,6 +3108,7 @@ class PowerFeed(ChangeLoggedModel, CableTermination, CustomFieldModel):
 
     def to_csv(self):
         return (
+            self.power_panel.site.name,
             self.power_panel.name,
             self.rack.name if self.rack else None,
             self.name,