Update content/en/docs/concepts/overview/working-with-objects/field-selectors.md

Co-authored-by: Rey Lejano <[email protected]>

Author: aritraghosh

content/en/docs/concepts/overview/working-with-objects/field-selectors.md

@@ -41,7 +41,7 @@ kubectl get services  --all-namespaces --field-selector metadata.namespace!=defa
 ```
 {{< note >}}
 [Set-based operators](/docs/concepts/overview/working-with-objects/labels/#set-based-requirement)
-(`in`, `notin`,`exists`) are not supported for field selectors. 
+(`in`, `notin`, `exists`) are not supported for field selectors. 
 {{< /note >}}
 
 ## Chained selectors