Bump intel-extension-for-pytorch in /pytorch/serving

Bumps [intel-extension-for-pytorch](https://github.com/intel/intel-extension-for-pytorch) from 2.2.0+cpu to 2.3.0.
- [Release notes](https://github.com/intel/intel-extension-for-pytorch/releases)
- [Commits](https://github.com/intel/intel-extension-for-pytorch/commits)

---
updated-dependencies:
- dependency-name: intel-extension-for-pytorch
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

pytorch/serving/requirements.txt

@@ -11,4 +11,4 @@ torchserve
 torchtext==0.17.0+cpu
 torchvision==0.17.0+cpu
 -f https://developer.intel.com/ipex-whl-stable-cpu
-intel_extension_for_pytorch==2.2.0+cpu
+intel_extension_for_pytorch==2.3.0