Updated test testAddbatch2AEOnConnection

Author: tkyc

src/test/java/com/microsoft/sqlserver/jdbc/preparedStatement/BatchExecutionWithNullTest.java

@@ -98,7 +98,9 @@ public void testAddBatch2(Connection conn) throws SQLException {
     @Tag(Constants.xSQLv11)
     @Tag(Constants.xSQLv12)
     public void testAddbatch2AEOnConnection() throws SQLException {
-        try (Connection connection = PrepUtil.getConnection(connectionString + ";columnEncryptionSetting=Enabled;")) {
+        String cs = TestUtils.addOrOverrideProperty(connectionString, "columnEncryptionSetting", "Enabled");
+        cs = TestUtils.addOrOverrideProperty(cs, "sendStringParametersAsUnicode", "false");
+        try (Connection connection = PrepUtil.getConnection(cs)) {
             testAddBatch2(connection);
         }
     }