## Purpose
Fix a build break introduced by #143413. This was a copy+paste error
where the `llvm::` qualifier was left on the template instantiation
declarations that were added. This causes a compile error with the
version of the compiler used by the mlir-nvidia-gcc7 build.
```
/vol/worker/mlir-nvidia/mlir-nvidia-gcc7/llvm.src/llvm/include/llvm/Transforms/Utils/LoopUtils.h:539:72: error: explicit qualification in declaration of ‘void llvm::appendLoopsToWorklist(llvm::ArrayRef<llvm::Loop*>&, llvm::SmallPriorityWorklist<llvm::Loop*, 4>&)’
ArrayRef<Loop *> &Loops, SmallPriorityWorklist<Loop *, 4> &Worklist);
^
/vol/worker/mlir-nvidia/mlir-nvidia-gcc7/llvm.src/llvm/include/llvm/Transforms/Utils/LoopUtils.h:543:79: error: explicit qualification in declaration of ‘void llvm::appendLoopsToWorklist(llvm::Loop&, llvm::SmallPriorityWorklist<llvm::Loop*, 4>&)’
SmallPriorityWorklist<Loop *, 4> &Worklist);
```
bdcbe67400