Fix typing

Author: ArBridgeman

exasol/toolbox/config.py

@@ -1,6 +1,7 @@
 import inspect
 from typing import (
     Annotated,
+    Any,
 )
 
 from pydantic import (
@@ -18,7 +19,7 @@
 from exasol.toolbox.util.version import Version
 
 
-def validate_plugin_hook(plugin_class: object):
+def validate_plugin_hook(plugin_class: type[Any]):
     """
     Checks methods in a class for at least one specific pluggy @hookimpl marker
     and verifies it is specified in `exasol.toolbox.nox.plugins.NoxTasks`.