[clang] [Clang][OHOS] Keep ARM ABI selection logic in sync between Clang and LLVM (PR #68656)

[Anton Korobeynikov via cfe-commits]

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@@ -519,6 +519,7 @@ StringRef ARM::computeDefaultTargetABI(const Triple &TT, StringRef CPU) {
   case Triple::GNUEABIHF:
   case Triple::MuslEABI:
   case Triple::MuslEABIHF:
+  case llvm::Triple::OpenHOS:
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asl wrote:

```suggestion
  case Triple::OpenHOS:
```

https://github.com/llvm/llvm-project/pull/68656