[DOP-23620] Fix missing OpenAPI schema in docs #1248

Job	Run time
Oracle tests / Run Oracle tests	6m 46s
MySQL tests / Run MySQL tests	6m 46s
MSSQL tests / Run MSSQL tests	6m 52s
Clickhouse tests / Run Clickhouse tests	6m 47s
WebDAV tests / Run WebDAV tests	6m 55s
Scheduler tests / Run Scheduler tests	5m 5s
Hive tests / Run Hive tests	6m 47s
HDFS tests / Run HDFS tests	6m 51s
FTPS tests / Run FTPS tests	6m 53s
S3 tests / Run S3 tests	6m 46s
Samba tests / Run Samba tests	6m 50s
FTP tests / Run FTP tests	6m 53s
Unit tests / Run unit tests	3m 36s
SFTP tests / Run SFTP tests	6m 51s
Tests done	0s
	1h 30m 38s

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