Remove write_tests and improve_code

[waynehamadi]

Background

Remove write_tests and improve_code.
Unfortunately browse_website is flaky so I removed the score

Changes

Remove write_tests and improve_code.

Documentation

Test Plan

PR Quality Checklist

• My pull request is atomic and focuses on a single change.
• I have thoroughly tested my changes with multiple different prompts.
• I have considered potential risks and mitigations for my changes.
• I have documented my changes clearly and comprehensively.
• I have not snuck in any "extra" small tweaks changes.
• I have run the following commands against my code to ensure it passes our linters:

  black .
  isort .
  mypy
  autoflake --remove-all-unused-imports --recursive --ignore-init-module-imports --ignore-pass-after-docstring autogpt tests --in-place

[github-actions]

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

[netlify]

✅ Deploy Preview for auto-gpt-docs canceled.

Name	Link
🔨 Latest commit	38bcea1
🔍 Latest deploy log	https://app.netlify.com/sites/auto-gpt-docs/deploys/648b72653796e40008886e4d

[github-actions]

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

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: -1.18 ⚠️

Comparison is base (512d7ba) 71.41% compared to head (38bcea1) 70.23%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4707      +/-   ##
==========================================
- Coverage   71.41%   70.23%   -1.18%     
==========================================
  Files          73       71       -2     
  Lines        3526     3504      -22     
  Branches      561      561              
==========================================
- Hits         2518     2461      -57     
- Misses        836      872      +36     
+ Partials      172      171       -1     

Impacted Files	Coverage Δ
autogpt/main.py	22.07% <ø> (ø)

... and 5 files with indirect coverage changes

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