Update READMEs with updated Azure OpenAI env variable names

Author: cgillum

README.md

@@ -18,7 +18,7 @@ The following NuGet packages are available as part of this project.
 
 * [.NET 6 SDK](https://dotnet.microsoft.com/download/dotnet/6.0) or greater (Visual Studio 2022 recommended)
 * [Azure Functions Core Tools v4.x](https://learn.microsoft.com/azure/azure-functions/functions-run-local?tabs=v4%2Cwindows%2Cnode%2Cportal%2Cbash)
-* An OpenAI account and an [API key](https://platform.openai.com/account/api-keys) saved into a `OPENAI_API_KEY` environment variable, **OR** an [Azure OpenAI resource](https://learn.microsoft.com/en-us/azure/ai-services/openai/how-to/create-resource?pivots=web-portal) with `AZURE_OPENAI_KEY`, `AZURE_OPENAI_ENDPOINT`, and `AZURE_OPENAI_CHATGPT_DEPLOYMENT` set. Learn more in [.env readme](./env/README.md).
+* An OpenAI account and an [API key](https://platform.openai.com/account/api-keys) saved into a `OPENAI_API_KEY` environment variable, **OR** an [Azure OpenAI resource](https://learn.microsoft.com/azure/ai-services/openai/how-to/create-resource?pivots=web-portal) with `AZURE_OPENAI_KEY` and `AZURE_OPENAI_ENDPOINT` set. Learn more in [.env readme](./env/README.md).
 
 ## Features
 

env/README.md

@@ -5,10 +5,8 @@
 .env contents (keep secure)
 ```
 OPENAI_API_KEY=""
-OPENAI_API_VERSION="2023-05-15"
 AZURE_OPENAI_KEY=""
 AZURE_OPENAI_ENDPOINT="https://***.openai.azure.com/"
-AZURE_OPENAI_CHATGPT_DEPLOYMENT=""
 ```
 
 2. Export the environment variables from `.env` to your machine