[pull] master from bruderstein:master

[pull]

See Commits and Changes for more details.

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Created by pull[bot] (v2.0.0-alpha.2)

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Summary by Sourcery

Add new Scintilla and Notepad++ features and expose them to Python, including image scaling for auto-completion icons, vertical scrolling, toolbar icon set change notification, undo selection scroll mode, file read-only toggling, and EOL string styling for multiple lexers.

New Features:

• Add Set/Get image scale methods for auto-completion list icons.
• Introduce ScrollVertical method for wrapped vertical scrolling.
• Notify plugins of toolbar icon set changes.
• Add a "scroll" mode to undo selection history.
• Support toggling file read-only attribute.

Enhancements:

• Rename read-only edit commands to toggle variants.
• Expose new Scintilla messages (image scale and scroll vertical) in Python bindings.

Documentation:

• Update enums and Scintilla documentation to include new messages and options.

Chores:

• Add EOL string end highlighting for TOML, Dart, Zig, and Nix lexers.