Update README.md

[GameSetAndMatch]

Correction Poetry installation Scripts

Problem

There was an error in the poetry installation snippet in the Readme

poetry add pinecone instead of poetry add pinecone-client

Solution

Replaced poetry add pinecone with poetry add pinecone-client

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update
• Infrastructure change (CI configs, etc)
• Non-code change (docs, etc)
• None of the above: (explain here)

Test Plan

Describe specific steps for validating this change.

[jhamon]

Looks good, thanks!

[daverigby]

Fixes issue #322.