[llvm] [AMDGPU] Fix Ins64 clamp in the VOPProfile. NFC. (PR #81925)

[Jay Foad via llvm-commits]

jayfoad wrote:

There's another use of HasIntClamp in VOP3_Pseudo in VOPInstructions.td:
```
  let AsmMatchConverter =
    !if(isVOP3P,
        "cvtVOP3P",
        !if(!or(P.HasModifiers, P.HasOMod, P.HasIntClamp),
            "cvtVOP3",
            ""));
```
Does that also need changing?

https://github.com/llvm/llvm-project/pull/81925