fix: type NodeOrError

Author: sagold

src/types.ts

@@ -11,7 +11,7 @@ export type JsonPointer = string;
 export type DefaultErrors = keyof typeof errors;
 export type ErrorConfig = Record<DefaultErrors | string, string | ((error: ErrorData) => void)>;
 export type OptionalNodeOrError = { node?: SchemaNode; error: undefined } | { node: undefined; error?: JsonError };
-export type NodeOrError = { node: SchemaNode; error: undefined } | { node: undefined; error?: JsonError };
+export type NodeOrError = { node: SchemaNode; error: undefined } | { node: undefined; error: JsonError };
 
 export type { SchemaNode, GetNodeOptions, Draft };
 export { isSchemaNode };