Parsing issues with as invocations in markdown with live content #2094

# Authoring example

once nvp fixes the parsing issue


<Tabs as |Tab|>
  <Tab @label="Ember">

```gjs live
import Component from '@glimmer/component';
import { tracked } from '@glimmer/tracking';
import { on } from '@ember/modifier';

export default class HelloWorld extends Component {
  @tracked count = 0;

  increment = () => this.count += 1;

  <template>
    <p>You have clicked the button {{this.count}} times.</p>

    <button type="button" {{on "click" this.increment}}>Click</button>
  </template>
}
```

  </Tab>
  <Tab @label="React">

```jsx react live
import React from 'react';
import { ToastContainer, toast } from 'react-toastify';

function Demo() {
  const notify = () => toast("Wow so easy!");

  return (
    <div>
      <button onClick={notify}>
        Notify!
      </button>
      <ToastContainer />
    </div>
  );
}

export default <Demo />;
```

  </Tab>
</Tabs>