Add a notebook from ECIR '23 tutorial

[dustalov]

This notebook adds a notebook that we showed at the crowdsourcing tutorial at ECIR '23.

Checklist

• [x] I have read the CONTRIBUTING document
• [x] I hereby agree to the terms of the CLA available at: https://yandex.ru/legal/cla/?lang=en
• [ ] My change requires a change to the documentation
• [ ] I have updated the documentation accordingly
• [ ] I have added tests to cover my changes
• [x] All new and existing tests passed

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (3d378ca) 93.04% compared to head (21d128e) 93.04%.

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #76 +/- ## ======================================= Coverage 93.04% 93.04% ======================================= Files 47 47 Lines 2012 2012 ======================================= Hits 1872 1872 Misses 140 140 ``` Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Toloka). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Toloka)

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