Adds tenant on power feed (#13300)

* adds tenant on power feed

* cleanup

* adds power feed count on tenant object view

* Misc cleanup; add filterset tests

---------

Co-authored-by: Jeremy Stretch <jstretch@netboxlabs.com>

netbox/dcim/tables/power.py

@@ -1,6 +1,6 @@
 import django_tables2 as tables
 from dcim.models import PowerFeed, PowerPanel
-from tenancy.tables import ContactsColumnMixin
+from tenancy.tables import ContactsColumnMixin, TenancyColumnsMixin
 
 from netbox.tables import NetBoxTable, columns
 
@@ -51,7 +51,7 @@ class PowerPanelTable(ContactsColumnMixin, NetBoxTable):
 
 # We're not using PathEndpointTable for PowerFeed because power connections
 # cannot traverse pass-through ports.
-class PowerFeedTable(CableTerminationTable):
+class PowerFeedTable(TenancyColumnsMixin, CableTerminationTable):
     name = tables.Column(
         linkify=True
     )
@@ -69,6 +69,9 @@ class PowerFeedTable(CableTerminationTable):
     available_power = tables.Column(
         verbose_name='Available power (VA)'
     )
+    tenant = tables.Column(
+        linkify=True
+    )
     comments = columns.MarkdownColumn()
     tags = columns.TagColumn(
         url_name='dcim:powerfeed_list'
@@ -78,8 +81,8 @@ class PowerFeedTable(CableTerminationTable):
         model = PowerFeed
         fields = (
             'pk', 'id', 'name', 'power_panel', 'rack', 'status', 'type', 'supply', 'voltage', 'amperage', 'phase',
-            'max_utilization', 'mark_connected', 'cable', 'cable_color', 'link_peer', 'available_power',
-            'description', 'comments', 'tags', 'created', 'last_updated',
+            'max_utilization', 'mark_connected', 'cable', 'cable_color', 'link_peer', 'available_power', 'tenant',
+            'tenant_group', 'description', 'comments', 'tags', 'created', 'last_updated',
         )
         default_columns = (
             'pk', 'name', 'power_panel', 'rack', 'status', 'type', 'supply', 'voltage', 'amperage', 'phase', 'cable',