fix PyPDF2 3.x page copying + rename documentation

- Added explicit page copying after cloneReaderDocumentRoot() calls
- Renamed PATCH_PDFWRITER.md to PATCH_PYPDF2_PDFWRITER.md
- Prevents 327-byte empty PDFs in PyPDF2 3.x

🤖 assisted by claude
This commit is contained in:
Ernad Husremovic 2025-09-02 19:31:37 +02:00
parent 715f5d72f9
commit 956889352c