Fix clippy error

Author: defaultdino

crates/config/src/sections/clients.rs

@@ -79,7 +79,7 @@ pub struct ClientConfig {
     /// Authentication method used for this client
     client_auth_method: ClientAuthMethodConfig,
 
-    /// Name of the OAuth2 client
+    /// Name of the `OAuth2` client
     #[serde(skip_serializing_if = "Option::is_none")]
     pub client_name: Option<String>,