[DOP-31720] Improve Swagger field examples #1777

Job	Run time
Clickhouse tests / Run Clickhouse tests	8m 20s
MSSQL tests / Run MSSQL tests	7m 13s
Hive tests / Run Hive tests	6m 53s
HDFS tests / Run HDFS tests	10m 17s
MySQL tests / Run MySQL tests	6m 33s
SFTP tests / Run SFTP tests	6m 3s
Samba tests / Run Samba tests	6m 2s
Unit tests / Run unit tests	2m 41s
WebDAV tests / Run WebDAV tests	6m 11s
S3 tests / Run S3 tests	11m 37s
FTPS tests / Run FTPS tests	7m 51s
FTP tests / Run FTP tests	9m 33s
Iceberg tests / Run Iceberg tests	7m 54s
Scheduler tests / Run Scheduler tests	4m 31s
Oracle tests / Run Oracle tests	7m 14s
Tests done	15s
	1h 49m 8s

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