message: fix(inline-loading): update error icon
  This change updates error icon in inline loading component to catch up
  with the design spec change.
diff: import { html, property, customElement, LitElement } from 'lit-element';
  import { classMap } from 'lit-html/directives/class-map';
  import CheckmarkFilled16 from '@carbon/icons/lib/checkmark--filled/16';
  -import Error20 from '@carbon/icons/lib/error/20';
  +import ErrorFilled16 from '@carbon/icons/lib/error--filled/16';
  import settings from 'carbon-components/es/globals/js/settings';
  import LOADING_TYPE from '../loading/types';
  import getLoadingIcon from '../loading/loading-icon';
  @@ -55,7 +55,7 @@ class BXInlineLoading extends LitElement {
  private _renderIcon() {
  const { status } = this;
  if (status === INLINE_LOADING_STATE.ERROR) {
  - return Error20({
  + return ErrorFilled16({
  class: `${prefix}--inline-loading--error`,
  });
  }
  