AT_DISPATCH to AT_DISPATCH_V2 Converter

Convert PyTorch AT_DISPATCH macros to AT_DISPATCH_V2 format in ATen C++ code. Use when porting AT_DISPATCH_ALL_TYPES_AND*, AT_DISPATCH_FLOATING_TYPES*, or other dispatch macros to the new v2 API. For ATen kernel files, CUDA kernels, and native operator implementations.

Source: github.com/pytorch/pytorch/tree/main/.claude/skills/at-dispatch-v2 · License: Other