Metabase 62 + DuckDB 1.5.4

What's Changed

• Fall back to DESCRIBE for Iceberg column discovery by @erikcw in #93
• Update deps.edn to use 1.5.4 by @avaitla in #101

New Contributors

• @avaitla made their first contribution in #101

Full Changelog: 1.5.3.0...1.5.4.0