BioErrorLog

When copying and pasting the sample code from the Quickstart Guide, lint errors ("missing whitespace around operator") occur."

## Purpose * Just removed the duplicated imports.  https://github.com/Azure-Samples/azure-search-openai-demo/blob/main/app/backend/approaches/readretrieveread.py#L5-L9 ## Does this introduce a breaking change? ``` [ ] Yes [x] No ``` ## Pull Request Type What kind...