* Deprecate Seq2SeqGenerator
* changed the warning to include suggestion
* Added example and msg to API reference docs
* Added RAG deprecation
* renamed name to adapt to naming conven
* update docstrings
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Co-authored-by: Mayank Jobanputra <mayankjobanputra@gmail.com>
Co-authored-by: Darja Fokina <daria.f93@gmail.com>