[llvm] [MCA][AArch64] Fixes Neoverse N2 pair-load RThroughput (PR #171853)

[Cullen Rhodes via llvm-commits]

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@@ -1605,11 +1605,11 @@ add x0, x27, 1
 # CHECK-NEXT: Block RThroughput: 5.7
 
 # CHECK:      Timeline view:
-# CHECK-NEXT:                     0123
+# CHECK-NEXT:                     01234
 # CHECK-NEXT: Index     0123456789
 
-# CHECK:      [0,0]     DeeeeeeER .  .   ld1	{ v1.8b, v2.8b, v3.8b }, [x27], x28
-# CHECK-NEXT: [0,1]     D=eE----R .  .   add	x0, x27, #1
+# CHECK:      [0,0]     DeeeeeeER .   .   ld1	{ v1.8b, v2.8b, v3.8b }, [x27], x28
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c-rhodes wrote:

looks like it's not caused by this patch, something changed on main and this needs re-generating

https://github.com/llvm/llvm-project/pull/171853