Merge pull request #1562 from harvard-edge/dependabot/pip/dev/nltk-gte-3.9.2

Author: profvjreddi

book/tools/dependencies/requirements.txt

@@ -17,7 +17,7 @@ numpy>=1.24.0
 matplotlib>=3.9.4
 
 # --- Additional Production & Tooling Dependencies ---
-nltk>=3.8
+nltk>=3.9.2
 openai>=1.0.0
 groq>=0.4.0
 yamllint>=1.35.0