Title: Add model_name attribute to Agent class and update docstrings

[alexanderulanch]

Description:

• Added model_name attribute to the Agent class to specify the AI model used for generating responses.
• Included model_name as a parameter in the Agent's init method and passed it to the chat_with_ai function.
• Added a docstring to the start_interaction_loop method to describe its functionality.
• Updated the Agent class docstring to include the model_name attribute.

Background

Changes

Documentation

Test Plan

PR Quality Checklist

• [x] My pull request is atomic and focuses on a single change.
• [x] I have thoroughly tested my changes with multiple different prompts.
• [x] I have considered potential risks and mitigations for my changes.
• [x] I have documented my changes clearly and comprehensively.
• [x] I have not snuck in any "extra" small tweaks changes

[github-actions[bot]]

This pull request has conflicts with the base branch, please resolve those so we can evaluate the pull request.

[github-actions[bot]]

Conflicts have been resolved! 🎉 A maintainer will review the pull request shortly.

[codecov[bot]]

Codecov Report

Patch coverage: 9.09% and project coverage change: -7.46 :warning:

Comparison is base (2b5852f) 45.09% compared to head (4c9d2b5) 37.64%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2955      +/-   ##
==========================================
- Coverage   45.09%   37.64%   -7.46%     
==========================================
  Files          60       60              
  Lines        2856     2856              
  Branches      472      472              
==========================================
- Hits         1288     1075     -213     
- Misses       1463     1719     +256     
+ Partials      105       62      -43     

Impacted Files	Coverage Δ
autogpt/agent/agent.py	12.74% <0.00%> (-28.44%)	:arrow_down:
autogpt/chat.py	24.28% <20.00%> (-45.72%)	:arrow_down:

... and 14 files with indirect coverage changes

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[github-actions[bot]]

This pull request has conflicts with the base branch, please resolve those so we can evaluate the pull request.

[p-i-]

This is a mass message from the AutoGPT core team. Our apologies for the ongoing delay in processing PRs. This is because we are re-architecting the AutoGPT core!

For more details (and for infor on joining our Discord), please refer to: https://github.com/Significant-Gravitas/Auto-GPT/wiki/Architecting

[anonhostpi]

The architecture for agents is currently being reworked see: https://github.com/Significant-Gravitas/Auto-GPT/discussions/3856#discussioncomment-5818746

[Pwuts]

Most of this PR has been superseded or replaced by other PRs already. It looks good though, thanks for submitting! We won't be merging this because it is so far out of date, but we invite you to join our Discord server to discuss and coordinate further if you are still interested in contributing to the project!