Fix capitalization

ackintosh · ackintosh · commit 7cdc7d162ba3 · 2025-12-24T06:59:52.000+09:00
diff --git a/beacon_node/execution_layer/src/test_utils/mod.rs b/beacon_node/execution_layer/src/test_utils/mod.rs
@@ -754,7 +754,7 @@ pub fn serve<E: EthSpec>(
 
     info!(
         listen_address = listening_socket.to_string(),
-        "Mock Execution Client started"
+        "Mock execution client started"
     );
 
     Ok((listening_socket, server))
