Closes #5736: Add Site as editable field in bulk editing of Device

netbox/dcim/forms.py

@@ -2088,6 +2088,10 @@ class DeviceBulkEditForm(BootstrapMixin, AddRemoveTagsForm, CustomFieldBulkEditF
         queryset=DeviceRole.objects.all(),
         required=False
     )
+    site = DynamicModelChoiceField(
+        queryset=Site.objects.all(),
+        required=False
+    )
     tenant = DynamicModelChoiceField(
         queryset=Tenant.objects.all(),
         required=False