[v1.3.0] Rotten update

Hello!!!!!

Changelog:

• Fixed tetration function from the math submodule.
• Used Chatgpt as a sla- full-time paid worker to make test scripts
• Tested for Python 3.13 (See #10)
• Added ROT13, ROT-N and others. (See #9)
• And minor changes

See it at https://pypi.org/project/NCapybaraLib/1.3.0/
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