Log Message:
py-pdf: updated to 4.2.0

Version 4.2.0, 2024-04-07

New Features (ENH)
- Allow multiple charsets for NameObject.read_from_stream
- Add support for /Kids in page labels
- Allow to update fields on many pages
- Tolerate PDF with invalid xref pointed objects
- Add Enforce from PDF2.0 in viewer_preferences
- Add += and -= operators to ArrayObject

Bug Fixes (BUG)
- Fix merge_page sometimes generating unknown operator 'QQ'
- Fix fields update where annotations are kids of field
- Process CMYK images without a filter correctly
- Extract text in layout mode without finding resources
- Prevent recursive loop in some PDF files

Robustness (ROB)
- Tolerate "truncated" xref
- Replace error by warning for EOD in RunLengthDecode/ASCIIHexDecode
- Rebuild xref table if one entry is invalid
- Robustify stream extraction

Documentation (DOC)
- Update release process for latest changes
- Encryption/decryption: Clone document instead of copying all pages
- Minor improvements
- Update annotation list
- Update references and formatting
- Correct threads reference, plus minor changes
- Minor readability increases
- Simplify PaperSize examples
- Minor improvements

Developer Experience (DEV)
- Remove unused dependencies
- Remove page labels PR link from message
- Fix changelog generator regarding whitespace and handling of "Other" \ 
group
- Add REL to known PR prefixes
- Release using the REL commit instead of git tag
- Unify code between PdfReader and PdfWriter
- Bump softprops/action-gh-release from 1 to 2

Maintenance (MAINT)
- Ressources → Resources (and internal name childs)
- Fix typos found by codespell
- Update Read the Docs configuration
- Add root_object, _info and _ID to PdfReader

Testing (TST)
- Allow loading truncated images if required
- Fix download issues from
- Improve test_get_contents_from_nullobject to show real use-case
- Add missing test annotations