docs: Add status tag for expansion metric (#2919)

ritazh · sozercan · web-flow · commit d48b1bbc2245 · 2023-08-02T11:17:46.000-07:00
Co-authored-by: Sertaç Özercan &lt;852750+sozercan@users.noreply.github.com&gt;
diff --git a/website/docs/metrics.md b/website/docs/metrics.md
@@ -134,6 +134,10 @@ Below are the list of metrics provided by Gatekeeper:
 
   Description: `Number of observed expansion templates`
 
+  Tags:
+
+  - `status`: [`active`, `error`]
+
   Aggregation: `LastValue`
 
 ### Webhook
