Gutenberg improvements

[Bchass]

Description

Fixed a bug and switched over to a deque instead of a list

Related Issues

https://github.com/neokd/DataStorehouse/issues/112

Changes Made

load_proxy_list() doesn't rely on an absolute path anymore, this wasn't working as intended. rotate_proxy() Switched over to a deque for better efficiency when rotating proxies

Screenshots (if applicable)

N/A

Checklist

Please review and check the following before submitting your pull request:

• [x] I have followed the project's coding conventions and guidelines
• [x] I have tested my changes thoroughly
• [ ] I have added/updated relevant documentation
• [x] My code follows best practices and is easy to understand
• [ ] I have added necessary test cases (if applicable)
• [ ] All existing tests are passing
• [x] My changes do not introduce any new warnings or errors

Additional Notes

I would like to add test cases for this

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