fix: resolve import sorting conflicts between ruff and isort

- Add isort configuration to pyproject.toml with black profile
- Fix import formatting to be compatible with both ruff and isort
- All lint checks now pass (both ruff and isort)
- Tests continue to pass

pypi_query_mcp/tools/compatibility_check.py

@@ -3,12 +3,7 @@
 import logging
 from typing import Any
 
-from ..core import (
-    InvalidPackageNameError,
-    NetworkError,
-    PyPIClient,
-    PyPIError,
-)
+from ..core import InvalidPackageNameError, NetworkError, PyPIClient, PyPIError
 from ..core.version_utils import VersionCompatibility
 
 logger = logging.getLogger(__name__)