Bump pypdf from 3.13.0 to 6.0.0

Bumps [pypdf](https://github.com/py-pdf/pypdf) from 3.13.0 to 6.0.0.
- [Release notes](https://github.com/py-pdf/pypdf/releases)
- [Changelog](https://github.com/py-pdf/pypdf/blob/main/CHANGELOG.md)
- [Commits](py-pdf/pypdf@3.13.0...6.0.0)

---
updated-dependencies:
- dependency-name: pypdf
  dependency-version: 6.0.0
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements.txt

@@ -139,7 +139,7 @@ pyexcel-xlsx==0.6.1
     # via -r requirements.in
 pyjwt==2.4.0
     # via notifications-python-client
-pypdf==3.13.0
+pypdf==6.0.0
     # via notifications-utils
 python-dateutil==2.9.0.post0
     # via

requirements_for_test.txt

@@ -217,7 +217,7 @@ pyjwt==2.4.0
     # via
     #   -r requirements.txt
     #   notifications-python-client
-pypdf==3.13.0
+pypdf==6.0.0
     # via
     #   -r requirements.txt
     #   notifications-utils