message: chore(demo): remove scMcExercisePlugin for now
diff: @@ -8,7 +8,6 @@ import {
  StatefulPlugin,
  StateType
  } from '@edtr-io/core'
  -import { scMcExercisePlugin } from '@edtr-io/plugin-sc-mc-exercise'
  import { rowsPlugin } from '@edtr-io/ui'
  import { storiesOf } from '@storybook/react'
  import * as React from 'react'
  @@ -41,7 +40,6 @@ const counterPlugin: StatefulPlugin<typeof counterState> = {
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  const plugins: Record<string, Plugin<any>> = {
  counter: counterPlugin,
  - 'sc-mc-exercise': scMcExercisePlugin,
  rows: rowsPlugin
  }
  @@ -84,18 +82,6 @@ storiesOf('RowsPlugin', module)
  )
  })
  -storiesOf('ScMcExercise', module).add('Sc Mc Exercise', () => {
  - const state = createDocument({
  - plugin: 'sc-mc-exercise'
  - })
  -
  - return (
  - <Editor plugins={plugins} defaultPlugin="rows" state={state}>
  - <LogState state={state} />
  - </Editor>
  - )
  -})
  -
  function LogState({ state }: { state: DocumentIdentifier }) {
  return (
  <EditorContext.Consumer>
  