chore(groq test): skip completions tests for groq, api is not supported server-side

tests/integration/inference/test_openai_completion.py

@@ -37,6 +37,9 @@ def skip_if_model_doesnt_support_openai_completion(client_with_models, model_id)
         "remote::sambanova",
         "remote::tgi",
         "remote::vertexai",
+        # {"error":{"message":"Unknown request URL: GET /openai/v1/completions. Please check the URL for typos,
+        # or see the docs at https://console.groq.com/docs/","type":"invalid_request_error","code":"unknown_url"}}
+        "remote::groq",
     ):
         pytest.skip(f"Model {model_id} hosted by {provider.provider_type} doesn't support OpenAI completions.")