[FLINK-39027][pipeline-connector][postgres] Support DDL for postgres pipeline connector #2077

Job	Run time
License Check	4m 35s
Pipeline Unit Tests / test (11, generic, doris, elasticsearch, fluss, hudi, iceberg, kafka, maxcompute, mysql-pipeline,...	56m 5s
Source E2E Tests / test (11, 1.20.3, source_e2e)	22m 50s
Source E2E Tests / test (11, 1.19.3, source_e2e)	23m 38s
Common Unit Tests / test (11, generic, core)	13m 37s
Source Unit Tests / test (11, generic, postgres-source, oceanbase-source, tidb, vitess)	36m 19s
Source Unit Tests / test (11, generic, mysql-source)	46m 32s
Source Unit Tests / test (11, generic, db2, mongodb)	43m 44s
Pipeline E2E Tests (4-Parallelism) / test (11, 1.20.3, pipeline_e2e)	1h 18m 9s
Pipeline E2E Tests (4-Parallelism) / test (11, 1.19.3, pipeline_e2e)	1h 18m 41s
Pipeline E2E Tests (1-Parallelism) / test (11, 1.20.3, pipeline_e2e)	1h 17m 48s
Pipeline E2E Tests (1-Parallelism) / test (11, 1.19.3, pipeline_e2e)	1h 23m 9s
Source Unit Tests / test (11, generic, oracle, sqlserver)	47m 0s
	10h 12m 7s

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