title: Laravel envoy error - Call to undefined method
body: <p>When I run <code>envoy ssh</code> it works however if I try and run <code>envoy run list</code> which is just a ls command, it returns: </p>
  
  <blockquote>
    <p>Uncaught Error: Call to undefined method
    Symfony\Component\Process\Process::fromShellCommandline()</p>
  </blockquote>
  
  <p>Any ideas what I am doing wrong? 
  I am using latest laravel 6.2 and latest laravel envoy</p>
  
  <pre><code>@servers(['localhost' =&gt; '127.0.0.1'])
  
  @task('list')
      ls
  @endtask
  </code></pre>