message: add text area for multiline task param
diff: @@ -5,7 +5,7 @@ import { global_disabled_color_200 as disabledColor } from '@patternfly/react-to
  import {
  Flex,
  FlexItem,
  - TextInput,
  + TextArea,
  Tooltip,
  ValidatedOptions,
  FormGroup,
  @@ -30,8 +30,11 @@ export const StringParam: React.FC<ParameterProps> = (props) => {
  const { currentValue, defaultValue, isValid, name, onChange, setDirty } = props;
  return (
  - <TextInput
  + <TextArea
  id={name}
  + rows={1}
  + resizeOrientation="vertical"
  + style={{ minHeight: 33 }}
  validated={isValid ? 'default' : 'error'}
  isRequired={!defaultValue}
  onBlur={() => setDirty(true)}
  