[llvm] [RISCV][VLOpt] Move OperandInfo into anonymous namespace. Move getEMULEqualsEEWDivSEWTimesLMUL out of RISCVVType namespace. NFC (PR #125138)

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git-clang-format --diff b3458fdec5e183b49c634b72b828630bb6972400 4bf34a5278164fd96158a197fbadb8422453dd45 --extensions cpp -- llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp
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View the diff from clang-format here.
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diff --git a/llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp b/llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp
index 3f3f396ec8..4516d662bc 100644
--- a/llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp
+++ b/llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp
@@ -766,8 +766,7 @@ getOperandInfo(const MachineOperand &MO, const MachineRegisterInfo *MRI) {
   };
 
   // All others have EMUL=EEW/SEW*LMUL
-  return OperandInfo(getEMULEqualsEEWDivSEWTimesLMUL(*Log2EEW, MI),
-                     *Log2EEW);
+  return OperandInfo(getEMULEqualsEEWDivSEWTimesLMUL(*Log2EEW, MI), *Log2EEW);
 }
 
 /// Return true if this optimization should consider MI for VL reduction. This

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https://github.com/llvm/llvm-project/pull/125138