minor: Add basic editorconfig and pre-commit hooks to enforce style for whitespaces (#1926)

test/srt/models/test_lora.py

@@ -45,7 +45,7 @@ TORCH_DTYPES = [torch.float16]
 PROMPTS = [
     """
 ### Instruction:
-Write a poem about the transformers Python library. 
+Write a poem about the transformers Python library.
 Mention the word "large language models" in that poem.
 ### Response:
 The Transformers are large language models,