[lld] [RISCV] Compress unrelaxable lui when RVC attribute is present (PR #74715)

[Nemanja Ivanovic via llvm-commits]

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@@ -650,8 +650,36 @@ static void relaxHi20Lo12(const InputSection &sec, size_t i, uint64_t loc,
   if (!gp)
     return;
 
+  bool noRelaxation = false;
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nemanjai wrote:

Sure. This was added in anticipation of another reason we might decide not to relax that is added in  [this PR](https://github.com/llvm/llvm-project/pull/73624)

https://github.com/llvm/llvm-project/pull/74715