lock torch version to 2.0.1 (#1290)

pyproject.toml

@@ -3,7 +3,7 @@ requires = [
     "ninja",
     "packaging",
     "setuptools",
-    "torch >= 2.0.0",
+    "torch == 2.0.1",
     "wheel",
 ]
 build-backend = "setuptools.build_meta"

requirements.txt

@@ -5,9 +5,9 @@ pandas  # Required for Ray data.
 pyarrow  # Required for Ray data.
 sentencepiece  # Required for LLaMA tokenizer.
 numpy
-torch >= 2.0.0
+torch == 2.0.1
 transformers >= 4.33.1  # Required for Code Llama.
-xformers >= 0.0.22
+xformers == 0.0.22
 fastapi
 uvicorn[standard]
 pydantic < 2  # Required for OpenAI server.