Fixed comment in test_fee_free_account
@@ -786,7 +786,7 @@ mod tests {
/// This test checks the following:
///
- /// Attempt by fee free account to pay zero fee in single tx or txs batch.
+ /// Attempt by fee free account to pay zero fee in single tx.
async fn test_fee_free_account() -> anyhow::Result<()> {
let (client, server) = TestServer::new().await?;
