[llvm] [DA] Rewrite BanerjeeMIV test with safe APInt interval arithmetic (PR #207662)

[Ryotaro Kasuga via llvm-commits]

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kasuga-fj wrote:

```suggestion
    CI[K].Coeff = SE->getNoopOrSignExtend(Step, WideType);
```

https://github.com/llvm/llvm-project/pull/207662