[Backport 1.7.latest] Combine build verification jobs to avoid needing to upload and download artifacts (#1461)#1468

mikealfare merged 2 commits into1.7.latestdbt-labs/dbt-bigquery:1.7.latestfrom

backport-1461-to-1.7.latestdbt-labs/dbt-bigquery:backport-1461-to-1.7.latestCopy head branch name to clipboard