chore: update repo to match v1.2.2 (#159) Temporary disables C tests due to issue with Iceberg extension loading.

Merge v1.2.1 into main (#157) * changes to use 1.2.1 version of duckdb and extension-ci-tools. (#154) * fix zero column virtual_table handling to check expressions also (#155) --------- Co-authored-by: Chandra Sanapala <chandra@sundeck.io>

Bump submodules to v1.2.0 (#143) * fix tests * remove python/R tests and fix other builds * ignore row_id column in push_down_project during to_substrait * enable previously failing test

Merge remote-tracking branch 'origin/main'