[llvm] [LLVM][NVPTX] Add NVPTX codegen support for fence.proxy.tensormap (PR #100748)

[Durgadoss R via llvm-commits]

durga4github wrote:

Sure, I saw Pradeep had added the links and you had approved; so clicked the merge button.
I will wait for the author/reviewer to resolve all conversations before merging,

https://github.com/llvm/llvm-project/pull/100748