Update docs/specification/draft/basic/authorization.mdx

Co-authored-by: Aaron Parecki <[email protected]>

Author: localden

docs/specification/draft/basic/authorization.mdx

@@ -207,7 +207,7 @@ For the purposes of this specification, the canonical URI of an MCP server is de
 [RFC 9728](https://datatracker.ietf.org/doc/html/rfc9728). This URI:
 
 1. **MUST** be an absolute URI, as specified by [Section 4.3 of RFC 3986](https://www.rfc-editor.org/rfc/rfc3986#section-4.3).
-2. **MUST** include the protocol scheme (e.g., `https://`).
+2. **MUST** include the URI scheme (e.g., `https://`).
 3. **MUST** include the fully qualified domain name (FQDN) of the server.
 4. **MUST** include any non-default port if applicable (e.g., `https://mcp.example.com:8443`).
 5. **MUST NOT** include a fragment component.