Bump gensim from 3.8.2 to 3.8.3 (#1541)

Bumps [gensim](https://github.com/RaRe-Technologies/gensim) from 3.8.2 to 3.8.3.
- [Release notes](https://github.com/RaRe-Technologies/gensim/releases)
- [Changelog](https://github.com/RaRe-Technologies/gensim/blob/3.8.3/CHANGELOG.md)
- [Commits](https://github.com/RaRe-Technologies/gensim/compare/3.8.2...3.8.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

extra-nlp-requirements.txt

@@ -1,5 +1,5 @@
 elasticsearch==7.6.0
-gensim==3.8.2
+gensim==3.8.3
 nltk==3.5
 pyemd==0.5.1
 spacy==2.2.4