[fix](regression-test) fix external table p2 case bug (#16405)

Remove hive table test case, hive table is no longer support on master
Fix unstable sort result

regression-test/suites/external_table_emr_p2/hive/test_external_hive.groovy

@@ -1,49 +0,0 @@
-// Licensed to the Apache Software Foundation (ASF) under one
-// or more contributor license agreements.  See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership.  The ASF licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License.  You may obtain a copy of the License at
-//
-//   http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied.  See the License for the
-// specific language governing permissions and limitations
-// under the License.
-
-suite("test_external_hive", "p2") {
-
-    String enabled = context.config.otherConfigs.get("enableExternalHiveTest")
-    if (enabled != null && enabled.equalsIgnoreCase("true")) {
-        String extHiveHmsHost = context.config.otherConfigs.get("extHiveHmsHost")
-        String extHiveHmsPort = context.config.otherConfigs.get("extHiveHmsPort")
-
-        sql """drop database if exists external_hive_database;"""
-        sql """create database external_hive_database;"""
-        sql """use external_hive_database;"""
-        sql """drop table if exists external_hive_table;"""
-
-        sql """
-        create table `external_hive_table` (
-        `a` int NOT NULL COMMENT "",
-        `b` char(10) NOT NULL COMMENT ""
-        ) ENGINE=HIVE
-        PROPERTIES
-        (
-        'hive.metastore.uris' = 'thrift://${extHiveHmsHost}:${extHiveHmsPort}',
-        'database' = 'test',
-        'table' = 'hive_test'
-        );
-        """
-        def res = sql """select count(*) from external_hive_table"""
-        logger.info("recoding select: " + res.toString())
-
-        sql """drop table if exists external_hive_table;"""
-        sql """drop database if exists external_hive_database;"""
-    }
-}
-