chore: modernize Pinecone SDK in gpt-4-langchain-docs.ipynb#533

jhamon wants to merge 8 commits intomasterpinecone-io/examples:masterfrom

jhamon/sdk-173-modernize-sdk-gpt-4-langchain-docsipynb-learnpinecone-io/examples:jhamon/sdk-173-modernize-sdk-gpt-4-langchain-docsipynb-learnCopy head branch name to clipboard