Add site label to available field output.

Author: vinmassaro

src/Commands/Org/Site/ListCommand.php

@@ -28,13 +28,15 @@ class ListCommand extends TerminusCommand implements SiteAwareInterface
      *
      * @field-labels
      *     name: Name
+     *     label: Label
      *     id: ID
      *     plan_name: Plan
      *     framework: Framework
      *     owner: Owner
      *     created: Created
      *     tags: Tags
      *     frozen: Is Frozen?
+     * @default-fields name,id,plan_name,framework,owner,created,tags,frozen
      * @return RowsOfFields
      *
      * @param string $organization Organization name, label, or ID

src/Commands/Site/ListCommand.php

@@ -23,6 +23,7 @@ class ListCommand extends SiteCommand
      *
      * @field-labels
      *     name: Name
+     *     label: Label
      *     id: ID
      *     plan_name: Plan
      *     framework: Framework