misc - test correction for stability

Author: diego Dupin

src/test/java/org/mariadb/jdbc/integration/UpdateResultSetTest.java

@@ -920,6 +920,7 @@ private void cancelRowUpdatesTest(Connection con) throws SQLException {
  stmt.execute("DROP TABLE IF EXISTS cancelRowUpdatesTest");
  stmt.execute("CREATE TABLE cancelRowUpdatesTest(c text, id int primary key)");
  stmt.execute("INSERT INTO cancelRowUpdatesTest(id,c) values (1,'1'), (2,'2'),(3,'3'),(4,'4')");
+ stmt.execute("FLUSH TABLES");
 
  try (PreparedStatement preparedStatement =
  con.prepareStatement(