[DOP-28167] Slots on worker handlers support inheritance #1490

Job	Run time
Hive tests / Run Hive tests	2m 29s
HDFS tests / Run HDFS tests	2m 41s
Clickhouse tests / Run Clickhouse tests	2m 1s
Oracle tests / Run Oracle tests	2m 14s
MSSQL tests / Run MSSQL tests	2m 29s
MySQL tests / Run MySQL tests	2m 25s
S3 tests / Run S3 tests	2m 25s
SFTP tests / Run SFTP tests	2m 0s
WebDAV tests / Run WebDAV tests	2m 23s
Unit tests / Run unit tests	3m 18s
Samba tests / Run Samba tests	2m 12s
FTP tests / Run FTP tests	2m 27s
FTPS tests / Run FTPS tests	2m 21s
Scheduler tests / Run Scheduler tests	1m 46s
Tests done	0s
	33m 11s

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