[BUG] outdated colab notebook for workforce

[JINO-ROHIT]

Required prerequisites

• I have read the documentation https://camel-ai.github.io/camel/camel.html.
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What version of camel are you using?

NA

System information

NA

Problem description

We need to update this cookbook with the right imports and fix format for additional_info
Link - https://colab.research.google.com/drive/18ajYUMfwDx3WyrjHow3EvUMpKQDcrLtr?usp=sharing

Currently imports as
from camel.workforce import Workforce

Change to
from camel.societies.workforce import Workforce

Change additional_info to Optional[dict] format

Reproducible example code

NA

Traceback

Expected behavior

No response

Additional context

No response

[fengju0213]

@JINO-ROHIT thanks for reporting this bug！