#3676 fix: Convert class-scoped fixtures in built-in integration tests into `@classmethod`s Pull request opened by edgarrmondragon SSIA, pytest-dev/pytest#14071 Summary by Sourcery Update built-in integration tests and related configuration to comply with pytest 9.1 class-scoped fixture requirements. Build: • Bump pytest testing dependency to >=9.1 and remove obsolete filterwarning for deprecated instance-method class-scoped fixtures. Tests: • Convert class-scoped fixtures in target CSV and Parquet integration tests to class methods and add type annotations for better compatibility with newer pytest versions. meltano/sdk