revert ipex version change

Signed-off-by: jiqing-feng <jiqing.feng@intel.com>

Author: jiqing-feng

setup.py

@@ -66,7 +66,7 @@
     "nncf": ["nncf>=2.14.0"],
     "openvino": ["nncf>=2.14.0", "openvino>=2024.5.0", "openvino-tokenizers>=2024.5.0"],
     "neural-compressor": ["neural-compressor[pt]>3.0", "accelerate", "transformers<4.46"],
-    "ipex": ["intel-extension-for-pytorch>=2.5", "transformers>4.45,<4.47", "accelerate"],
+    "ipex": ["intel-extension-for-pytorch>=2.4", "transformers>4.45,<4.47", "accelerate"],
     "diffusers": ["diffusers"],
     "quality": QUALITY_REQUIRE,
     "tests": TESTS_REQUIRE,