Revert "Add DLPack support for XPU backend by mapping to kDLOneAPI in DLPack. (#78154)"
This reverts commit 3a6c1dc7c70e70bb231b847f3e678787882c8b61.
Reverted https://github.com/pytorch/pytorch/pull/78154 on behalf of https://github.com/albanD due to breaks mobile build
