[XPU] XPU accelerator support for Intel GPU device (#4547)
This PR includes XPU support for Intel GPU. With this PR, DeepSpeed can
support XPU devices without install Intel Extension for DeepSpeed.
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Co-authored-by: Liangliang-Ma <1906710196@qq.com>
Co-authored-by: baodi <di.bao@intel.com>
Co-authored-by: Logan Adams <114770087+loadams@users.noreply.github.com>
Co-authored-by: Olatunji Ruwase <olruwase@microsoft.com>
Co-authored-by: Yizhou Wang <yizhou.wang@intel.com>
Co-authored-by: Michael Wyatt <michaelwyatt@microsoft.com>
