chore(deps)(deps): bump streamlit from 1.55.0 to 1.56.0 in /backend

Bumps [streamlit](https://github.com/streamlit/streamlit) from 1.55.0 to 1.56.0.
- [Release notes](https://github.com/streamlit/streamlit/releases)
- [Commits](streamlit/streamlit@1.55.0...1.56.0)

---
updated-dependencies:
- dependency-name: streamlit
  dependency-version: 1.56.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]