Update pyproject.toml

Author: minmingzhu

pyproject.toml

@@ -42,7 +42,7 @@ dependencies = [
 [project.optional-dependencies]
 cpu = [
     "transformers>=4.38.0, <=4.38.1",
-    "intel_extension_for_pytorch>=2.2.0",
+    "intel_extension_for_pytorch==2.2.0",
     "torch>=2.2.0",
     "oneccl_bind_pt>=2.2.0"
 ]
@@ -86,4 +86,4 @@ llm_on_ray-pretrain = "llm_on_ray.pretrain.pretrain:main"
 llm_on_ray-megatron_deepspeed_pretrain = "llm_on_ray.pretrain.megatron_deepspeed_pretrain:main"
 
 [tool.black]
-line-length = 100
+line-length = 100