FIX: poetry in publish docs and fix cron job

[martins0n]

Before submitting (must do checklist)

• Did you read the contribution guide?
• Did you update the docs? We use Numpy format for all the methods and classes.
• Did you write any new necessary tests?
• Did you update the CHANGELOG?

Proposed Changes

• Changed poetry install with extras: now you should specify all extras at one command

* Delete not working permission spec

Closing issues

[github-actions]

🚀 Deployed on https://deploy-preview-982--etna-docs.netlify.app

[codecov-commenter]

Codecov Report

Merging #982 (51b7561) into master (0b19dff) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #982   +/-   ##
=======================================
  Coverage   85.43%   85.43%           
=======================================
  Files         148      148           
  Lines        7962     7962           
=======================================
  Hits         6802     6802           
  Misses       1160     1160           

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[alex-hse-repository]

May you summarize in "Proposed changes" what was the problem and how did you solve it

[martins0n]

I've added explanation to proposed changes section