[clang] [OpenACC][CIR] Fix transform inclusive scan init parameter (PR #161428)

[Henrich Lauko via cfe-commits]

xlauko wrote:

### Merge activity

* **Sep 30, 8:24 PM UTC**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/161428).


https://github.com/llvm/llvm-project/pull/161428