chore(deps): bump pypdf from 5.6.0 to 5.7.0

---
updated-dependencies:
- dependency-name: pypdf
  dependency-version: 5.7.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements/base.txt

@@ -18,5 +18,5 @@ pydantic-settings==2.9.1
 pydantic_core==2.33.2
 python-decouple==3.8
 python-dotenv==1.1.0
-pypdf==5.6.0
+pypdf==5.7.0
 tiktoken==0.9.0