Pre-requisites of upgrading EMSDK (#23347)
### Description
This PR contains a part of the changes in #23318.
The reason of creating this PR is: The works to support building WebGPU
EP in WASM depends on #23318, which cannot be merged since it's blocked
by upstream (https://github.com/llvm/llvm-project/issues/122166). This
PR contains the changes can be safely merged separately and can unblock
the development of supporting building WebGPU EP in WASM.
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Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
