feat(cubesql): Remove implicit order by clause #1442

Job	Run time
Build native Linux 18 x86_64-unknown-linux-gnu Python fallback	3m 0s
latest-tag-sha	16s
build	4m 59s
tests (18.x, athena)	9m 36s
tests (18.x, bigquery)	7m 20s
tests (18.x, clickhouse)	4m 27s
tests (18.x, databricks-jdbc)	5m 16s
tests (18.x, databricks-jdbc-export-bucket)	6m 0s
tests (18.x, mssql)	4m 38s
tests (18.x, mysql)	4m 11s
tests (18.x, postgres)	4m 8s
tests (18.x, snowflake)	5m 25s
	59m 16s

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