fix for the typescript code after upgrading to IMDSv2 (#5848)

this is a follow up on PR #5783 that enabled IMDSv2. We're about to
remove support for IMDSv1 on our AWS account globally

This is part of an effort to move all our calls across all pytorch repos
to v2.

See also:
pytorch/FBGEMM#3297
pytorch/pytorch#138286
meta-pytorch/torchsnapshot#180
meta-pytorch/torchrec#2532
meta-pytorch/torcheval#210

Author: wdvr