Fix typo in docs
Fix typo in docs

laugustyniak/TextBlob,IrisSteenhout/TextBlob,syllog1sm/TextBlob,adelq/TextBlob,nvoron23/TextBlob,jonmcoe/TextBlob,dipeshtech/TextBlob,freakynit/TextBlob,sargam111/python,Windy-Ground/TextBlob,syllog1sm/TextBlob,syllog1sm/TextBlob,sloria/TextBlob,beni55/TextBlob,jcalbert/TextBlob