[Bug] Color of custom icons in Callout component

[mgregerson]

Describe the Bug

When a user adds a custom icon to the Callout component, it does not adapt to the color of the Callout component itself.

Information to Reproduce

<Callout intent="success" icon="fa-regular fa-lightbulb"> If you’re using a framework like Langchain, Haystack or LlamaIndex - no need to do anything! OpenLLMetry will automatically detect the framework and annotate your traces. </Callout>

This will render:

CLI Version

0.20.0