[llvm] [RISCV] Correct the SDTypeProfile for RISCVISD::PROBED_ALLOCA (PR #139135)

[Craig Topper via llvm-commits]

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@@ -1463,9 +1463,9 @@ def PROBED_STACKALLOC_RVV : Pseudo<(outs GPR:$sp),
                                []>,
                                Sched<[]>;
 let usesCustomInserter = 1 in
-def PROBED_STACKALLOC_DYN : Pseudo<(outs GPR:$rd),
+def PROBED_STACKALLOC_DYN : Pseudo<(outs),
                                (ins GPR:$scratch),
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topperc wrote:

Renamed to $target to match AArch64 and how it's referred to in the custom insertion code where it is called `TargetReg`

https://github.com/llvm/llvm-project/pull/139135