[llvm] [SeparateConstOffsetFromGEP] Don't set unsound inbounds flag (PR #130616)

[Matt Arsenault via llvm-commits]

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@@ -228,6 +228,9 @@ define amdgpu_vs i32 @load_i32_hifffffff0(ptr addrspace(6) inreg %p) #4 {
 ; GCN: v_readfirstlane_b32
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arsenm wrote:

The point of the test file is testing addrspace(6), which is just a truncated constant address space pointer 

https://github.com/llvm/llvm-project/pull/130616