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## Description
Resolve issue noticed by [RyabykinIlya](https://github.com/RyabykinIlya)
where too many HuggingFace requests have been sent due to the embedding
engine not working as a singleton per config
## DCO Affirmation
I affirm that all code in every commit of this pull request conforms to
the terms of the Topoteretes Developer Certificate of Origin.
---------
Signed-off-by: Ryabykin Ilya <ryabykinia@sibur.ru>
Co-authored-by: greshish <ryabykinia@yandex.ru>
Co-authored-by: Ryabykin Ilya <ryabykinia@sibur.ru>
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