Revert some changes to fix forge agent and enable components support.
- Rename forge `Agent` to `ProtocolAgent`
- Bring back and update `forge/app.py` and `forge/agent/forge_agent.py`
- `ForgeAgent` inherits from `BaseAgent`, supports component execution and runs the same pipelines as autogpt Agent
- Update forge version from 0.1.0 to 0.2.0
- Update code comments
- Moved `autogpt` and `forge` to project root
- Removed `autogpts` directory
- Moved and renamed submodule `autogpts/autogpt/tests/vcr_cassettes` to `autogpt/tests/vcr_cassettes`
- When using CLI agents will be created in `agents` directory (instead of `autogpts`)
- Renamed relevant docs, code and config references from `autogpts/[forge|autogpt]` to `[forge|autogpt]` and from `*../../*` to `*../*`
- Updated `CODEOWNERS`, GitHub Actions and Docker `*.yml` configs
- Updated symbolic links in `docs`
