Backport [MLIR][IRDL][CMake] Switch to using `setup_host_tool` to fix cross compilation (#156606)#47

giordano merged 1 commit intoJuliaLang:julia-release/21.xJuliaLang/llvm-project:julia-release/21.xfrom

Zentrik:fix_llvm_21Zentrik/llvm-project:fix_llvm_21Copy head branch name to clipboard