[SPARK-15387][SQL] SessionCatalog in SimpleAnalyzer does not need to make database directory.

## What changes were proposed in this pull request?

After #12871 is fixed, we are forced to make `/user/hive/warehouse` when SimpleAnalyzer is used but SimpleAnalyzer may not need the directory.

## How was this patch tested?

Manual test.

Author: Kousuke Saruta <sarutak@oss.nttdata.co.jp>

Closes #13175 from sarutak/SPARK-15387.