If user is owner of post pasting text into comment box pastes text into post body

[cindywu]

Describe the bug
If the user is the owner of the post, pasting text in clipboard into a comment reply field results in pasting text into the post body.

cmd+v to paste also pasted into the main doc instead of the comment

Steps To Reproduce
Login and create a post and add text content to post
Copy text to clipboard
Highlight text in body of post and create an inline comment
Click the highlighted green text to open inline comment box
Click reply in comment box
Use cmd+v to past clipboard text into comment box

The result is the clipboard text will be pasted into the body of the document.

Expected behavior
Owner of a post should be able to view an inline comment, hit Reply, use cmd+v to paste clipboard content into the comment reply box.