fix(openai): track client attributes for v1 SDK of OpenAI

[tonybaloney]

Adds base URL to the openAI v1+ SDK and the API version for Azure OpenAI

Fixes #479

Before:

Trace 12391879d7721f635e8c81ece142a59a
└── [08:53:43.832568] openai.embeddings, span 8a0632a8f425452a
    ├── Kind : CLIENT
    ├── Attributes : 
    │   ├── llm.request.type : embedding
    │   ├── llm.vendor : OpenAI
    │   ├── llm.request.model : embedding
    │   ├── llm.headers : None
    │   ├── llm.prompts.0.content : Ground control to Major Tom
    │   ├── llm.response.model : ada
    │   ├── llm.usage.total_tokens : 5
    │   └── llm.usage.prompt_tokens : 5
    └── Resources : 
        ├── telemetry.sdk.language : python
        ├── telemetry.sdk.name : opentelemetry
        ├── telemetry.sdk.version : 1.23.0
        └── service.name : unknown_service

After

Trace 2a237cbb28690e6a7841486a82211b14
└── [08:58:27.483496] openai.embeddings, span 2e300bb34bda19b4
    ├── Kind : CLIENT
    ├── Attributes : 
    │   ├── llm.request.type : embedding
    │   ├── llm.vendor : OpenAI
    │   ├── llm.request.model : embedding
    │   ├── llm.headers : None
    │   ├── llm.prompts.0.content : Ground control to Major Tom
    │   ├── openai.api_base : https://<redacted>.openai.azure.com/openai/
    │   ├── openai.api_version : 2023-07-01-preview
    │   ├── llm.response.model : ada
    │   ├── llm.usage.total_tokens : 5
    │   └── llm.usage.prompt_tokens : 5
    └── Resources : 
        ├── telemetry.sdk.language : python
        ├── telemetry.sdk.name : opentelemetry
        ├── telemetry.sdk.version : 1.23.0
        └── service.name : unknown_service

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[nirga]

Thanks @tonybaloney! Can you add a test for that?

[tonybaloney]

Thanks @tonybaloney! Can you add a test for that?

Sure. Where are the existing test cases?

[nirga]

Thanks @tonybaloney! Can you add a test for that?

Sure. Where are the existing test cases?

https://github.com/traceloop/openllmetry/tree/main/packages/opentelemetry-instrumentation-openai/tests

[tonybaloney]

Updated the test cases for the existing wrappers and added a full test for Azure OpenAI client with the recording from a live API. This PR is ready for review

[nirga]

Nice work @tonybaloney, thank you so much!