[DOP-29425] Add Iceberg connection to API #1462

Job	Run time
Clickhouse tests / Run Clickhouse tests	5m 18s
Oracle tests / Run Oracle tests	4m 37s
MySQL tests / Run MySQL tests	4m 32s
MSSQL tests / Run MSSQL tests	4m 5s
SFTP tests / Run SFTP tests	3m 48s
Unit tests / Run unit tests	5m 8s
FTP tests / Run FTP tests	9m 45s
S3 tests / Run S3 tests	4m 9s
HDFS tests / Run HDFS tests	3m 51s
FTPS tests / Run FTPS tests	3m 46s
WebDAV tests / Run WebDAV tests	3m 41s
Samba tests / Run Samba tests	3m 47s
Hive tests / Run Hive tests	4m 9s
Scheduler tests / Run Scheduler tests	2m 6s
Tests done	-1s
	1h 2m 41s

Provide feedback