message: Fix type in ClearError code example
  Remove duplicated import of clearError method
diff: @@ -2,7 +2,7 @@ export default `import React from "react";
  import { useForm } from "react-hook-form";
  export default () => {
  - const { clearError, errors, register, clearError } = useForm();
  + const { clearError, errors, register } = useForm();
  return (
  <form>
  