Fix integration to OpenAI and create topics for users according to their interests

[DmytroLysenko1]

Environment: OS, browser, it's version, device (for mobile devices).
Reproducible: always, rarely, sometimes etc.
Build found: last commit from https://github.com/ita-social-projects/GreenCityClient/tree/dev
E.g. "commit 147fa44"

Preconditions
At the moment, playing forecast and creatingEcoNews methods in AIController results in status code 200 and response body “Could not get response from OpenAI”.

Steps to reproduce

1. Go to ai-controller
2. Click on /forecast or /generate/eco-news
3. Paste valid data
4. Execute Method

Actual result
Code status 200, response body "Could not get response from OpenAI"

Expected result
Code status 200, valid response body from OpenAI

"API" (for back-end bugs).