[clang] Fix print module manifest file for macos (PR #122370)

[Bill Hoffman via cfe-commits]

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@@ -6380,6 +6380,11 @@ std::string Driver::GetFilePath(StringRef Name, const ToolChain &TC) const {
   if (llvm::sys::fs::exists(Twine(R)))
     return std::string(R);
 
+  SmallString<128> R2(ResourceDir);
+  llvm::sys::path::append(R2, "..", "..", Name);
+  if (llvm::sys::fs::exists(Twine(R2)))
+    return std::string(R2);
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billhoffman wrote:

OK, I just moved it and did a force push. Makes sense to try this as the last thing. Less likely to break something else.

https://github.com/llvm/llvm-project/pull/122370