[clang-tools-extra] [clang] [clang][NFC] Refactor `clang::Linkage` (PR #71049)

[Aaron Ballman via cfe-commits]

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@@ -560,7 +562,7 @@ bool CXIndexDataConsumer::handleDecl(const NamedDecl *D,
 
   if (shouldSuppressRefs())
     markEntityOccurrenceInFile(D, Loc);
-  
+
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AaronBallman wrote:

Every other change in this file is unrelated to the linkage enum and should be backed out (committed separately).

https://github.com/llvm/llvm-project/pull/71049