[FLINK-37300][common] Add RawDataType to represent the type in data sources #551

Job	Run time
License Check	3m 45s
Migration Tests / data_stream_migration_test (8, 1.19.1)	9m 28s
Migration Tests / migration_test_ut (8, 1.19.1)	4m 53s
Migration Tests / migration_test_ut (8, 1.20.0)	5m 7s
Migration Tests / data_stream_migration_test (8, 1.20.0)	9m 30s
Migration Tests / pipeline_migration_test (8, 1.19.1)	8m 46s
Source E2E Tests / compile_and_test (8, 1.19.1)	25m 46s
Migration Tests / pipeline_migration_test (8, 1.20.0)	7m 51s
Source E2E Tests / compile_and_test (8, 1.20.0)	28m 48s
Pipeline E2E Tests (4-Parallelism) / compile_and_test (8, 1.19.1)	40m 30s
Pipeline E2E Tests (1-Parallelism) / compile_and_test (8, 1.19.1)	41m 0s
Unit Tests (core) / compile_and_test (8, generic)	31m 10s
Pipeline E2E Tests (4-Parallelism) / compile_and_test (8, 1.20.0)	40m 47s
Pipeline E2E Tests (1-Parallelism) / compile_and_test (8, 1.20.0)	40m 57s
Unit Tests (db2) / compile_and_test (8, generic)	20m 47s
Unit Tests (mongodb6) / compile_and_test (8, generic)	35m 51s
Unit Tests (mongodb7) / compile_and_test (8, generic)	33m 58s
Unit Tests (mysql) / compile_and_test (8, generic)	1h 1m 13s
Unit Tests (oceanbase) / compile_and_test (8, generic)	5m 58s
Unit Tests (oracle) / compile_and_test (8, generic)	29m 56s
Unit Tests (pipeline_connectors) / compile_and_test (8, generic)	9m 16s
Unit Tests (postgres) / compile_and_test (8, generic)	26m 46s
Unit Tests (sqlserver) / compile_and_test (8, generic)	13m 4s
Unit Tests (tidb) / compile_and_test (8, generic)	3m 15s
Unit Tests (vitess) / compile_and_test (8, generic)	3m 49s
	9h 2m 11s

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