Update LLVMAttrDefs.td

Author: makslevental

mlir/include/mlir/Dialect/LLVMIR/LLVMAttrDefs.td

@@ -1162,8 +1162,7 @@ def LLVM_TargetFeaturesAttr : LLVM_Attr<"TargetFeatures", "target_features">
   let parameters = (ins OptionalArrayRefParameter<"StringAttr">:$features);
 
   let builders = [
-    TypeBuilder<(ins "::llvm::StringRef":$features)>,
-    TypeBuilder<(ins "::llvm::ArrayRef<::llvm::StringRef>":$features)>
+    TypeBuilder<(ins "::llvm::StringRef":$features)>
   ];
 
   let extraClassDeclaration = [{