[lld] [ELF] Rename target-specific RelExpr enumerators (PR #118424)

[Fangrui Song via llvm-commits]

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@@ -90,41 +90,41 @@ enum RelExpr {
   // Even though RelExpr is intended to be a target-neutral representation
   // of a relocation type, there are some relocations whose semantics are
   // unique to a target. Such relocation are marked with R_<TARGET_NAME>.
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MaskRay wrote:

Thx. Updated

https://github.com/llvm/llvm-project/pull/118424