[DOP-29425] Add Iceberg connection to API #1465

Job	Run time
Oracle tests / Run Oracle tests	4m 36s
Clickhouse tests / Run Clickhouse tests	5m 21s
MySQL tests / Run MySQL tests	4m 10s
S3 tests / Run S3 tests	7m 57s
MSSQL tests / Run MSSQL tests	4m 26s
FTP tests / Run FTP tests	7m 11s
Hive tests / Run Hive tests	4m 24s
HDFS tests / Run HDFS tests	7m 50s
Scheduler tests / Run Scheduler tests	1m 34s
Samba tests / Run Samba tests	4m 10s
SFTP tests / Run SFTP tests	4m 1s
FTPS tests / Run FTPS tests	3m 49s
WebDAV tests / Run WebDAV tests	4m 0s
Unit tests / Run unit tests	4m 56s
Tests done	19s
	1h 8m 44s

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