update poetry and export requirements.txt

[edasmalchi]

Description

We changed a package version in #281, but didn't run poetry update or re-export requirements.txt so the environment was in a weird state.

Type of change

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] Documentation

How has this been tested?

Environment working locally.

Screenshots (optional)

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