fix broken link in docs

Author: Thomas Gilbert

src/_data/catalog/slugs.yml

@@ -116,4 +116,6 @@ destinations:
   - original: "encharge-actions"
     override: "encharge-cloud-actions"
   - original: "pardot-actions"
-    override: "actions-pardot"
+    override: "actions-pardot"
+  - original: "airship-actions"
+    override: "actions-airship"