[llvm] [Attributor][FIX] Mark "may" accesses through call sites as such (PR #107439)

[Shilei Tian via llvm-commits]

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@@ -189,6 +189,7 @@ define i32 @test_ncheck2(i32 %0) #0 {
 
 attributes #0 = { noinline nounwind sspstrong uwtable}
 
+;.
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shiltian wrote:

pre-commit this?

https://github.com/llvm/llvm-project/pull/107439