[Backport to llvm_release_180] Fix globals' type deduction in TypeScavenger#3613

vmaksimo merged 1 commit intollvm_release_180KhronosGroup/SPIRV-LLVM-Translator:llvm_release_180from

backport/pr-2431-to-llvm_release_180KhronosGroup/SPIRV-LLVM-Translator:backport/pr-2431-to-llvm_release_180Copy head branch name to clipboard