Add support for `session.use_device_allocator_for_initializers` in onnxruntime_backend#294

pskiran1 merged 6 commits intomaintriton-inference-server/onnxruntime_backend:mainfrom

spolisetty_arena_cfg_optionstriton-inference-server/onnxruntime_backend:spolisetty_arena_cfg_optionsCopy head branch name to clipboard