python-discid 1.4.0

• Added type hints to the public API for better IDE support and type checking.
• Added Disc.pregap property.
• Fixed: mutable default arguments in function signatures.
• Accept any Sequence[int] for offsets in put.
• Removed Python 2 specific code and comments.
• Improved code consistency with ruff formatting and linting.
• Minimum supported Python version is now 3.10 (previously 3.9).
• Enhanced documentation with type hints using sphinx-autodoc-typehints.
• Fixed typos and broken links in documentation.