[llvm] [SPIR-V][NewPM] Register SPIRVStructurizer with the new pass manager (PR #209965)

[Juan Manuel Martinez Caamaño via llvm-commits]

https://github.com/jmmartinez approved this pull request.

Looks good to me, but wait for somebody from hlsl to give the ok.

https://github.com/llvm/llvm-project/pull/209965