fix: add chapter5 reauirements

docs/chapter5/code/requirements.txt

@@ -0,0 +1,24 @@
+pytorch==2.4.0 
+torchvision==0.19.0
+datasets==2.16.1
+jsonlines==4.0.0
+marshmallow==3.22.0
+matplotlib==3.5.1
+ngrok==1.4.0
+nltk==3.8
+numpy==1.26.4
+openai==1.42.0
+pandas==1.5.3
+psutil==5.9.8
+pydantic==2.8.2
+rich==13.7.1
+scikit_learn==1.5.1
+sentence_transformers==2.3.1
+simhash==2.1.2
+tiktoken==0.5.1
+transformers==4.44.0
+jinja2==3.1.2
+jsonlines==4.0.0
+trl==0.11.3
+ujson==5.1.0
+swanlab