[llvm] [VPlan] Use pointer to member 0 as VPInterleaveRecipe's pointer arg. (PR #106431)

[via llvm-commits]

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@@ -1323,6 +1322,13 @@ class VPInstruction : public VPRecipeWithIRFlags,
     assert(Opcode == Instruction::Or && "only OR opcodes can be disjoint");
   }
 
+  VPInstruction(VPValue *Ptr, VPValue *Offset, GEPFlagsTy Flags = {false},
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ayalz wrote:

```suggestion
  VPInstruction(VPValue *Ptr, VPValue *Offset, GEPFlagsTy Flags,
```
default unneeded and may lead to potential ambiguation?

https://github.com/llvm/llvm-project/pull/106431