Bump beautifulsoup4 from 4.12.3 to 4.13.3 (#889)

Bumps [beautifulsoup4](https://www.crummy.com/software/BeautifulSoup/bs4/) from 4.12.3 to 4.13.3.

---
updated-dependencies:
- dependency-name: beautifulsoup4
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -5,7 +5,7 @@
 accessible-pygments==0.0.5
 alabaster==1.0.0
 Babel==2.16.0
-beautifulsoup4==4.12.3
+beautifulsoup4==4.13.3
 binaryornot==0.4.4
 boolean.py==4.0
 breathe==4.35.0