[llvm] [SPIR-V] Add SPV_INTEL_bindless_images extension (PR #127737)

[Vyacheslav Levytskyy via llvm-commits]

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

Thank you @MrSidims , looks great, just a complaint from the code formatter and a nit question

https://github.com/llvm/llvm-project/pull/127737