delete test temporary property file and make the bulk consistent

Author: wuzexian

flink-cdc-composer/src/test/java/org/apache/flink/cdc/composer/flink/FlinkPipelineTransformITCase.java

@@ -577,7 +577,7 @@ void testMetadataInfo(ValuesDataSink.SinkApi sinkApi, boolean initializeMode) th
                                 null,
                                 "id,name",
                                 "id",
-                                "replication_num=1,bucket=20",
+                                "replication_num=1,bucket=17",
                                 "Just a Transform Block",
                                 null)),
                 Arrays.asList(