refactor(agent, forge): Remove `autogpts` directory

[kcze]

Background

Related issue:

• https://github.com/Significant-Gravitas/AutoGPT/issues/7140

Branched from:

• https://github.com/Significant-Gravitas/AutoGPT/pull/7106

Changes 🏗️

• Move autogpts/autogpt and autogpts/forge to top level of the repo

PR Quality Scorecard ✨

• [x] Have you used the PR description template?   +2 pts
• [x] Is your pull request atomic, focusing on a single change?   +5 pts
• [x] Have you linked the GitHub issue(s) that this PR addresses?   +5 pts
• [ ] Have you documented your changes clearly and comprehensively?   +5 pts
• [ ] Have you changed or added a feature?   -4 pts
  • [ ] Have you added/updated corresponding documentation?   +4 pts
  • [ ] Have you added/updated corresponding integration tests?   +5 pts
• [ ] Have you changed the behavior of AutoGPT?   -5 pts
  • [ ] Have you also run agbenchmark to verify that these changes do not regress performance?   +10 pts

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[github-actions[bot]]

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