v1.8.1

What's Changed

• Bump tornado from 6.4.1 to 6.4.2 by @dependabot in #133
• Bump cryptography from 43.0.0 to 43.0.1 by @dependabot in #131
• added suport for partition by, distribute by and primary key constraints by @ilikutle in #132

Full Changelog: v1.8.0...v1.8.1