Upload apple ios artifacts (#2449)

Summary:
The role `arn:aws:iam::308535385114:role/gha_executorch_upload-frameworks-ios` needs to be created by https://github.com/pytorch-labs/pytorch-gha-infra/pull/358 first before this can be landed.

Pull Request resolved: https://github.com/pytorch/executorch/pull/2449

Reviewed By: shoumikhin

Differential Revision: D54931355

Pulled By: huydhn

fbshipit-source-id: dd49e2ea7f7220377c0b61af9b9049368ac71b04