[mlir] Fix typo in parameter name annotation comment.

Found by ClangTidyBugProne check.

Author: akuegel

mlir/lib/Transforms/Utils/DialectConversion.cpp

@@ -1214,7 +1214,7 @@ LogicalResult ConversionPatternRewriterImpl::remapValues(
       ValueRange targetMat = buildUnresolvedMaterialization(
           MaterializationKind::Target, computeInsertPoint(repl), operandLoc,
           /*valueToMap=*/Value(), /*inputs=*/unpacked,
-          /*outputType=*/legalTypes, /*originalType=*/origType,
+          /*outputTypes=*/legalTypes, /*originalType=*/origType,
           currentTypeConverter);
       remapped.push_back(targetMat);
       continue;