fix: `Connection::getFieldData()` default value convention for `SQLSRV` and `OCI8` #13519

Job	Run time
Setup PHP Version for Code Coverage	2s
Others (8.2) / Sanity Tests	3m 47s
Others (8.4) / Sanity Tests	2m 32s
Others (8.1) / Sanity Tests	2m 31s
Others (8.3) / Sanity Tests	2m 24s
CacheLive (8.2) / Cache Live Tests	2m 11s
DatabaseLive (8.1, OCI8, 8.0) / tests	6m 42s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 34s
DatabaseLive (8.4, MySQLi, 8.0) / tests	4m 33s
CacheLive (8.1) / Cache Live Tests	2m 23s
DatabaseLive (8.4, OCI8, 8.0) / tests	6m 16s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 29s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	5m 20s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 18s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 48s
DatabaseLive (8.1, MySQLi, 5.7) / tests	3m 23s
CacheLive (8.3) / Cache Live Tests	2m 13s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 47s
DatabaseLive (8.1, SQLite3, 8.0) / tests	3m 4s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	5m 37s
DatabaseLive (8.3, Postgre, 8.0) / tests	3m 12s
DatabaseLive (8.3, MySQLi, 8.0) / tests	5m 1s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	5m 39s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 54s
DatabaseLive (8.2, MySQLi, 8.0) / tests	6m 29s
DatabaseLive (8.1, MySQLi, 8.0) / tests	4m 29s
SeparateProcess (8.2) / tests	3m 42s
SeparateProcess (8.3) / tests	4m 3s
DatabaseLive (8.2, OCI8, 8.0) / tests	7m 36s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	4m 55s
SeparateProcess (8.1) / tests	3m 58s
SeparateProcess (8.4) / tests	3m 38s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 38s
CacheLive (8.4) / Cache Live Tests	2m 15s
Upload coverage results to Coveralls / coveralls	46s
	2h 13m 9s

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