build(deps): bump python-fasthtml from 0.12.39 to 0.12.40 (#870)

Bumps [python-fasthtml](https://github.com/AnswerDotAI/fasthtml) from 0.12.39 to 0.12.40.
- [Release notes](https://github.com/AnswerDotAI/fasthtml/releases)
- [Changelog](https://github.com/AnswerDotAI/fasthtml/blob/main/CHANGELOG.md)
- [Commits](https://github.com/AnswerDotAI/fasthtml/compare/0.12.39...0.12.40)

---
updated-dependencies:
- dependency-name: python-fasthtml
  dependency-version: 0.12.40
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -8,7 +8,7 @@ contourpy==1.3.3
 fastapi[standard-no-fastapi-cloud-cli]==0.128.0
 fastapi_cli==0.0.20
 rich-toolkit==0.17.1
-python-fasthtml==0.12.39
+python-fasthtml==0.12.40
 MonsterUI==1.0.42
 markdown-it-py==4.0.0
 mdit-py-plugins==0.5.0