Adding Autocomplete to OSS (#1198)

* Cleaned up model_config

* Fix pydantic issues

* 99% done with autocomplete

* fixed test issues

* Fix type checking issues

src/crewai/project/crew_base.py

@@ -4,14 +4,12 @@ from typing import Any, Callable, Dict
 
 import yaml
 from dotenv import load_dotenv
-from pydantic import ConfigDict
 
 load_dotenv()
 
 
 def CrewBase(cls):
     class WrappedClass(cls):
-        model_config = ConfigDict(arbitrary_types_allowed=True)
         is_crew_class: bool = True  # type: ignore
 
         # Get the directory of the class being decorated