Adds icon names to Serverless docs

Author: nastasha-solomon

docs/serverless/investigate/add-manage-notes.mdx

@@ -48,7 +48,7 @@ Use the **Notes** page to view and interact with all existing notes. To access t
 * Filter notes by the user who created them or by the object they're attached to (notes can be attached to alerts, events, or Timelines)
 * Examine the contents of a note (select the text in the **Note content** column)
 * Delete one or more notes 
-* Examine the alert or event that a note is attached to (click the <DocIcon type="expand" title="Preview alert or event details action" /> icon)
-* Open the Timeline that the note is attached to (click the <DocIcon type="timelineWithArrow" title="Preview alert or event details action" /> icon)
+* Examine the alert or event that a note is attached to (click the **Expand alert/event details** <DocIcon type="expand" title="Preview alert or event details action" /> icon)
+* Open the Timeline that the note is attached to (click the **Open saved timeline** <DocIcon type="timelineWithArrow" title="Preview alert or event details action" /> icon)
 
 <DocImage size="xl" url="../images/notes/-notes-management-page.png" alt="Notes management page"/>