[llvm] [SPIRV] Enable OpenCL max_work_group_size translation via `SPV_INTEL_kernel_attributes` (PR #165891)

[Alex Voicu via llvm-commits]

https://github.com/AlexVlx commented:

> Lets not add, what we are not using (better to leave a TODO).  

Done.

https://github.com/llvm/llvm-project/pull/165891