[clang] [clang] ownership_returns attribute takes no more than 2 arguments (PR #137897)

[Iris Shi via cfe-commits]

el-ev wrote:

### Merge activity

* **Apr 30, 7:27 AM EDT**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/137897).


https://github.com/llvm/llvm-project/pull/137897