Update dbt-tests-adapter requirement from ~=1.6.2 to ~=1.6.6

Updates the requirements on [dbt-tests-adapter](https://github.com/dbt-labs/dbt-core) to permit the latest version.
- [Release notes](https://github.com/dbt-labs/dbt-core/releases)
- [Changelog](https://github.com/dbt-labs/dbt-core/blob/v1.6.6/CHANGELOG.md)
- [Commits](dbt-labs/dbt-core@v1.6.2...v1.6.6)

---
updated-dependencies:
- dependency-name: dbt-tests-adapter
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

dev_requirements.txt

@@ -4,7 +4,7 @@ wheel==0.41.1
 pre-commit==2.21.0;python_version<"3.8"
 pre-commit==3.4.0;python_version>="3.8"
 pytest-dotenv==0.5.2
-dbt-tests-adapter~=1.6.2
+dbt-tests-adapter~=1.6.6
 flaky==3.7.0
 pytest-xdist==3.3.1
 -e .