Fix description of `sg` parameter for `gensim.models.FastText` (#1801)
Fix description of `sg` parameter for `gensim.models.FastText` (#1801)

It was erroneously stated that when sg=1, CBOW is used, otherwise skip-gram is used.
In fact, it is vice versa (quite logically, as sg=SkipGram).
Thus, the description should be fixed.
mattilyra/gensim,gojomo/gensim,RaRe-Technologies/gensim,gojomo/gensim,mattilyra/gensim,RaRe-Technologies/gensim,RaRe-Technologies/gensim,RaRe-Technologies/gensim,gojomo/gensim,gojomo/gensim,piskvorky/gensim,piskvorky/gensim,mattilyra/gensim,piskvorky/gensim