v0.21.0

What's Changed

• Read package lock file during package upgrades by @chayac in #391
• fix(dbt_project): rename +pre_hook/+post_hook to hyphenated form instead of moving to +meta by @akbog in #397
• Add test project for package upgrades with transitive dependencies by @chayac in #395

New Contributors

• @akbog made their first contribution in #397

Full Changelog: v0.20.7...v0.21.0