[Feature]: Add support for creating app using yaml config (#787)

tests/llm/test_azure_openai.py

@@ -1,9 +1,11 @@
-import pytest
 from unittest.mock import MagicMock, patch
-from embedchain.llm.azure_openai import AzureOpenAILlm
-from embedchain.config import BaseLlmConfig
+
+import pytest
 from langchain.schema import HumanMessage, SystemMessage
 
+from embedchain.config import BaseLlmConfig
+from embedchain.llm.azure_openai import AzureOpenAILlm
+
 
 @pytest.fixture
 def azure_openai_llm():