fix(cubesql): Add folders to Cube Metadata #3228

Job	Run time
Build native Linux 20 x86_64-unknown-linux-gnu Python fallback	2m 22s
latest-tag-sha	24s
build	6m 29s
tests (20.x, athena-export-bucket-s3)	17m 21s
tests (20.x, bigquery-export-bucket-gcs)	8m 57s
tests (20.x, clickhouse)	5m 31s
tests (20.x, clickhouse-export-bucket-s3)	5m 11s
tests (20.x, databricks-jdbc)	5m 43s
tests (20.x, databricks-jdbc-export-bucket-s3)	7m 12s
tests (20.x, databricks-jdbc-export-bucket-azure)	7m 7s
tests (20.x, mssql)	5m 41s
tests (20.x, mysql)	5m 7s
tests (20.x, postgres)	4m 57s
tests (20.x, redshift)	6m 18s
tests (20.x, redshift-export-bucket-s3)	6m 15s
tests (20.x, snowflake)	5m 24s
tests (20.x, snowflake-export-bucket-s3)	5m 46s
tests (20.x, snowflake-export-bucket-azure)	5m 30s
tests (20.x, snowflake-export-bucket-azure-via-storage-integration)	5m 25s
tests (20.x, snowflake-export-bucket-gcs)	5m 53s
	2h 2m 33s

Provide feedback