Prevent duplicating ToDos in documents content

[n1kolasM]

No description provided.

[huly-github-staging]

Connected to Huly®: UBERF-13907

[Copilot]

Pull Request Overview

This PR prevents duplicating ToDo items when copying and pasting content within text editor documents by implementing deduplication logic.

• Adds an EditorContextExtension to track the current editor's object context (ID, class, and space)
• Implements a TodoItemPastePlugin that cleans duplicate ToDo attributes during paste operations
• Extends ToDo items with parent context attributes to identify their origin

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 3 comments.

File	Description
plugins/text-editor-resources/src/kits/editor-kit.ts	Integrates the new EditorContextExtension into the editor kit
plugins/text-editor-resources/src/components/extension/todo/todo.ts	Implements deduplication logic and adds parent context tracking to ToDo items
plugins/text-editor-resources/src/components/extension/editorContext.ts	Creates new extension to provide editor context for ToDo deduplication

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