[test](fix) remove unused test case test_mtmv_ssb_ddl.groovy (#24434)

* forbid: test_mtmv_ssb_ddl

* remove: test_mtmv_ssb_ddl.groovy

regression-test/suites/mtmv_p0/ssb/test_mtmv_ssb_ddl.groovy

@@ -1,35 +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_mtmv_ssb_ddl") {
-    def ssb_tables = ["customer", "lineorder", "part", "date", "supplier"]
-
-    for (String table in ssb_tables) {
-        sql new File("""${context.file.parent}/ddl/${table}_create.sql""").text
-        sql new File("""${context.file.parent}/ddl/${table}_delete.sql""").text
-    }
-    
-    def ssb_mtmvs = ["ssb_flat", "ssb_q11", "ssb_q12", "ssb_q13", "ssb_q21", "ssb_q22", "ssb_q23",
-                     "ssb_q31", "ssb_q32", "ssb_q33", "ssb_q34", "ssb_q31", "ssb_q42", "ssb_q43"]
-
-    for (String mvName in ssb_mtmvs) {
-        sql "drop MATERIALIZED VIEW IF EXISTS ${mvName}"
-        println "run mtmv ddl: ${mvName}"
-        sql new File("""${context.file.parent}/ddl/${mvName}_create.sql""").text
-        waitingMTMVTaskFinished(mvName)
-    }
-}