Update dependency pypdf to v4.1.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
pypdf (changelog)	==4.0.2 -> ==4.1.0

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Release Notes

py-pdf/pypdf (pypdf)

v4.1.0

Compare Source

Generating name objects (NameObject) without a leading slash
is considered deprecated now. Previously, just a plain warning
would be logged, leading to possibly invalid PDF files. According
to our deprecation policy, this will log a DeprecationWarning
for now.

New Features (ENH)

• Add get_pages_from_field (#​2494)
• Add reattach_fields function (#​2480)
• Automatic access to pointed object for IndirectObject (#​2464)

Bug Fixes (BUG)

• Missing error on name without leading / (#​2387)
• encode_pdfdocencoding() always returns bytes (#​2440)
• BI in text content identified as image tag (#​2459)

Robustness (ROB)

• Missing basefont entry in type 3 font (#​2469)

Documentation (DOC)

• Improve lossless compression example (#​2488)
• Amend robustness documentation (#​2479)

Developer Experience (DEV)

• Fix changelog for UTF-8 characters (#​2462)

Maintenance (MAINT)

• Add _get_page_number_from_indirect in writer (#​2493)
• Remove user assignment for feature requests (#​2483)
• Remove reference to old 2.0.0 branch (#​2482)

Testing (TST)

• Fix benchmark failures (#​2481)
• Broken test due to expired test file URL (#​2468)
• Resolve file naming conflict in test_iss1767 (#​2445)

Full Changelog

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.54%. Comparing base (3336c6b) to head (b881e43).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1952   +/-   ##
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  Coverage   85.54%   85.54%           
=======================================
  Files         125      125           
  Lines        5284     5284           
=======================================
  Hits         4520     4520           
  Misses        764      764           

Flag	Coverage Δ
unittests	85.54% <ø> (ø)

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