old_contents: import React from 'react'
  
  export default function Article({
    text,
    commentBy,
    create_date
  }){
    return(
      <div>
          <p>{ text }</p>
          <h3>{ commentBy }</h3>
          <small>{ create_date }</small>
      </div>
    )
  }
new_contents: import React from 'react'
  
  export default function Article({
    text,
    commentBy,
    comment_create_date
  }){
    return(
      <div>
          <p>{ text }</p>
          <h3>{ commentBy }</h3>
          <small>{ comment_create_date }</small>
      </div>
    )
  }
subject: modify comment component