Bump nltk from 3.2.5 to 3.6.3 in /Ch2#85

dependabot[bot] wants to merge 1 commit intomasterpractical-nlp/practical-nlp-code:masterfrom

dependabot/pip/Ch2/nltk-3.6.3practical-nlp/practical-nlp-code:dependabot/pip/Ch2/nltk-3.6.3Copy head branch name to clipboard