fixup! fix typo

Author: michaelmaitland

llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp

@@ -1064,7 +1064,7 @@ RISCVVLOptimizer::getVLForUser(MachineOperand &UserOp) {
   // register. In this case, we should treat it like a scalar register which
   // does not impact the decision on whether to optimize VL. But if there is
   // another user of MI and it may have VL=0, we need to be sure not to reduce
-  // the VL of MI to zero when the VLOp of UserOp is may be non-zero. The most
+  // the VL of MI to zero when the VLOp of UserOp may be non-zero. The most
   // we can reduce it to is one.
   if (isVectorOpUsedAsScalarOp(UserOp)) {
     [[maybe_unused]] Register R = UserOp.getReg();