chore(deps): update dependency pypdf to v4

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
pypdf (changelog)	~=3.17.0 -> ~=4.0.1

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Release Notes

py-pdf/pypdf (pypdf)

v4.0.1

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Bug Fixes (BUG)

• layout mode text extraction ZeroDivisionError (#​2417)

Testing (TST)

• Skip tests using fpdf2 if it's not installed (#​2419)

Full Changelog

v4.0.0

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Deprecations (DEP)

• Drop Python 3.6 support (#​2369)
• Remove deprecated code (#​2367)
• Remove deprecated XMP properties (#​2386)

New Features (ENH)

• Add "layout" mode for text extraction (#​2388)
• Add Jupyter Notebook integration for PdfReader (#​2375)
• Improve/rewrite PDF permission retrieval (#​2400)

Bug Fixes (BUG)

• PdfWriter.add_uri was setting the wrong type (#​2406)
• Add support for GBK2K cmaps (#​2385)

Maintenance (MAINT)

• Return None instead of -1 when page is not attached (#​2376)
• Complete FileSpecificationDictionaryEntries constants (#​2416)
• Replace warning with logging.error (#​2377)

Full Changelog

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