Support for litellm instrumentation

[adharshctr]

What problem do you want to solve?

Adding the instrumentation for litellm

Describe the solution you'd like

https://github.com/Scale3-Labs/langtrace-python-sdk/tree/main/src/langtrace_python_sdk/instrumentation/litellm

Describe alternatives you've considered

No response

Additional Context

No response

Would you like to implement a fix?

Yes

Tip

_{React with 👍 to help prioritize this issue. Please use comments to provide useful context, avoiding +1 or me too, to help us triage it. Learn more here.}