[mlir] Add missing const to cloneWith method.

Author: akuegel

mlir/include/mlir/IR/BuiltinTypes.td

@@ -1013,7 +1013,7 @@ def Builtin_Vector : Builtin_Type<"Vector", [
     /// Clone this vector type with the given shape and element type. If the
     /// provided shape is `None`, the current shape of the type is used.
     VectorType cloneWith(Optional<ArrayRef<int64_t>> shape,
-                         Type elementType);
+                         Type elementType) const;
   }];
   let skipDefaultBuilders = 1;
   let genVerifyDecl = 1;

mlir/lib/IR/BuiltinTypes.cpp

@@ -304,7 +304,7 @@ void VectorType::walkImmediateSubElements(
 }
 
 VectorType VectorType::cloneWith(Optional<ArrayRef<int64_t>> shape,
-                                 Type elementType) {
+                                 Type elementType) const {
   return VectorType::get(shape.getValueOr(getShape()), elementType,
                          getNumScalableDims());
 }