remove doc extraction, review, and dataset classes

[Scott771]

This is the beginning of removing functionality that is no longer maintained or utilized-- additional PRs will follow

[Copilot]

Pull Request Overview

This pull request removes functionality that is no longer maintained or utilized, specifically eliminating classes and tests related to document extraction, reviewer handling, dataset operations, auto-population, and associated examples.

• Removed integration tests for Reviewer, DocExtraction, and Datasets.
• Removed corresponding modules and examples that depended on these functionalities.
• Updated import references across the codebase to reflect the removals.

Reviewed Changes

Copilot reviewed 24 out of 25 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
tests/integration/indico_wrapper/test_reviewer.py	Removed tests related to reviewer functionality.
tests/integration/indico_wrapper/test_doc_extraction.py	Removed tests for document extraction features.
tests/integration/indico_wrapper/test_dataset.py	Removed tests for dataset functionality.
tests/integration/conftest.py	Removed fixtures that depended on the removed DocExtraction and related classes.
indico_toolkit/ocr/customocr_object.py	Removed the CustomOcr class, cleaning up unused OCR logic.
indico_toolkit/ocr/init.py	Updated all to reflect removal of CustomOcr.
indico_toolkit/indico_wrapper/reviewer.py	Removed the Reviewer class and its associated GraphQL queries.
indico_toolkit/indico_wrapper/doc_extraction.py	Removed the DocExtraction class handling OCR extraction.
indico_toolkit/indico_wrapper/dataset.py	Removed the Datasets class and its dataset management methods.
indico_toolkit/indico_wrapper/init.py	Removed references to the removed classes and updated exports accordingly.
indico_toolkit/auto_populate/types.py	Removed auto-populate type definitions.
indico_toolkit/auto_populate/populator.py	Removed the AutoPopulator class used for workflow and teach task population.
indico_toolkit/auto_populate/init.py	Removed auto_populate init file, cleaning up module exports.
examples/*	Removed multiple example scripts that relied on the removed functionalities.

Files not reviewed (1)

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