Update pypdf requirement from ==4.2.* to ==4.3.* (#4307)

Updates the requirements on [pypdf](https://github.com/py-pdf/pypdf) to permit the latest version.
- [Release notes](https://github.com/py-pdf/pypdf/releases)
- [Changelog](https://github.com/py-pdf/pypdf/blob/main/CHANGELOG.md)
- [Commits](https://github.com/py-pdf/pypdf/compare/4.2.0...4.3.0)

---
updated-dependencies:
- dependency-name: pypdf
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Raphael Michel <michel@rami.io>

pyproject.toml

@@ -82,7 +82,7 @@ dependencies = [
   "pycountry",
   "pycparser==2.22",
   "pycryptodome==3.20.*",
-  "pypdf==4.2.*",
+  "pypdf==4.3.*",
   "python-bidi==0.5.*",  # Support for Arabic in reportlab
   "python-dateutil==2.9.*",
   "pytz",