[llvm] [GlobalISel] Add `combine` action for C++ combine rules (PR #135941)

[Amara Emerson via llvm-commits]

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@@ -28,11 +28,16 @@ def NoMatchTwoApply : GICombineRule<
   (match (G_SEXT $a, $y)),
   (apply "APPLY0", "APPLY1")>;
 
+def CopmbineCXXOrder : GICombineRule<
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aemerson wrote:

typo `Copmbine`

https://github.com/llvm/llvm-project/pull/135941