code: func (c *ACMPCA) UpdateCertificateAuthority(input *UpdateCertificateAuthorityInput) (*UpdateCertificateAuthorityOutput, error) {
  	req, out := c.UpdateCertificateAuthorityRequest(input)
  	return out, req.Send()
  }
docs: // UpdateCertificateAuthority API operation for AWS Certificate Manager Private Certificate Authority.
  //
  // Updates the status or configuration of a private certificate authority (CA).
  // Your private CA must be in the ACTIVE or DISABLED state before you can update
  // it. You can disable a private CA that is in the ACTIVE state or make a CA
  // that is in the DISABLED state active again.
  //
  // Returns awserr.Error for service API and SDK errors. Use runtime type assertions
  // with awserr.Error's Code and Message methods to get detailed information about
  // the error.
  //
  // See the AWS API reference guide for AWS Certificate Manager Private Certificate Authority's
  // API operation UpdateCertificateAuthority for usage and error information.
  //
  // Returned Error Codes:
  //   * ErrCodeConcurrentModificationException "ConcurrentModificationException"
  //   A previous update to your private CA is still ongoing.
  //
  //   * ErrCodeResourceNotFoundException "ResourceNotFoundException"
  //   A resource such as a private CA, S3 bucket, certificate, or audit report
  //   cannot be found.
  //
  //   * ErrCodeInvalidArgsException "InvalidArgsException"
  //   One or more of the specified arguments was not valid.
  //
  //   * ErrCodeInvalidArnException "InvalidArnException"
  //   The requested Amazon Resource Name (ARN) does not refer to an existing resource.
  //
  //   * ErrCodeInvalidStateException "InvalidStateException"
  //   The private CA is in a state during which a report or certificate cannot
  //   be generated.
  //
  //   * ErrCodeInvalidPolicyException "InvalidPolicyException"
  //   The S3 bucket policy is not valid. The policy must give ACM PCA rights to
  //   read from and write to the bucket and find the bucket location.
  //
  // See also, https://docs.aws.amazon.com/goto/WebAPI/acm-pca-2017-08-22/UpdateCertificateAuthority