docs(add): fix

Author: nerda-codes

pages/cockpit/reference-content/grafana-authentication-with-iam.mdx

@@ -43,7 +43,7 @@ From **November 3rd**, you will be able to choose from two authentication method
 
  <Message type="tip">
   - Tick the **Remember my choice** checkbox after you have selected your authentication method to avoid being prompted to choose one again.
-  - If you have selected an authentication method but would like to switch to the other, you need to clear your cookies. The pop-up prompting you to choose an authentication method should display again.
+  - If you have selected an authentication method but would like to switch to the other, you need to **clear your cookies**. The pop-up prompting you to choose an authentication method should display again.
  </Message>
 
 ### New login method