tweak image

Author: benironside

docs/serverless/AI-for-security/ai-assistant.asciidoc

@@ -90,7 +90,7 @@ image::images/assistant-settings-system-prompts.png[The Security AI settings men
 * In an active conversation, you can use the inline actions that appear on messages to incorporate AI Assistant's responses into your workflows:
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 ** **Add note to timeline** (image:images/icons/editorComment.svg[Comment]): Add the selected text to your currently active Timeline as a note.
-** **Add to existing case** (image:images/icons/addDataApp.svg[Add data]): Add a comment to an existing case using the selected text.
+** **Add to existing case** (image:images/icons/casesApp.svg[Add to case]): Add a comment to an existing case using the selected text.
 ** **Copy to clipboard** (image:images/icons/copyClipboard.svg[Copy to clipboard]): Copy the text to clipboard to paste elsewhere. Also helpful for resubmitting a previous prompt.
 ** **Add to timeline** (image:images/icons/timeline.svg[Timeline]): Add a filter or query to Timeline using the text. This button appears for particular queries in AI Assistant's responses.
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