[WIP] MLflowLogger: fixed experiments params logging

[y-ksenia]

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[Scitator]

@y-ksenia could you please check the colab ci-cd? looks like there is an error, but I am not 100% sure :)

Pull request has been modified.

[pep8speaks]

Hello @y-ksenia! Thanks for updating this PR. We checked the lines you've touched for PEP 8 issues, and found:

There are currently no PEP 8 issues detected in this Pull Request. Cheers! 🍻

Comment last updated at 2021-07-28 16:22:03 UTC

[mergify]

This pull request is now in conflicts. @y-ksenia, could you fix it? 🙏

[y-ksenia]

 fixed everything;)