Add information about the integration with sentence-transformers

[MaximProshin]

Both OV and NNCF (through optimum-intel) are used in https://github.com/UKPLab/sentence-transformers. See more details in https://www.sbert.net/docs/sentence_transformer/usage/efficiency.html.

[MaximProshin]

see also https://www.linkedin.com/posts/tomaarsen_sentence-transformers-v330-introduced-int8-activity-7262116975928135681-yUcE?utm_source=share&utm_medium=member_desktop