Update docs/admin/architecture.mdx

Co-authored-by: Louis Jarvis <[email protected]>

Author: MaedahBatool

docs/admin/architecture.mdx

@@ -37,7 +37,7 @@ Sourcegraph also has a fast search path for code that isn't indexed yet or will
 - `searcher` implements the non-indexed search
 - Syntax highlighting for any code view, including search results, is provided by `Syntect` server
 
-You can learn more about search in the [Code Search docs](/code-search).
+<Callout type="note">Learn more in the [Code Search docs](/code-search)</Callout>
 
 ## Code Navigation