Upgrading dbt-vertica with dbt-core 1.8.5 version

Features:

• Update base adapter references as part of decoupling migration to support dbt core 1.8.3 #131
• Support --empty tests
• Support all types for unit testing in dbt-vertica, expand coverage of safe_cast macro dbt-labs/dbt-core#9798
• Add new workflow for internal patch releases
• Support limiting get_catalog by object name
• Add --empty value to jinja context as flags.EMPTY

Fixes:

• Unit-test check tests
  • test_types.BaseUnitTestingTypes
  • test_case_insensitivity.BaseUnitTestCaseInsensivity
  • test_invalid_input.BaseUnitTestInvalidInput
• Flags.EMPTY check tests
  • BaseTestEmpty
• Support limiting get_catalog check tests
  • BaseChangeRelationTypeValidator
• Warning on unit_test config in dbt_project.yaml file
• Additional tests
  • TestBaseContext
  • BaseIncrementalOnSchemaChangeSetupumns from table(#122).