fix: Image link

Author: nathanlesage

docs/en/core/comments

@@ -26,9 +26,7 @@ Etiam euismod libero et lectus finibus, ac euismod metus iaculis.
 
 To make inserting comments dead simple, Zettlr includes a comment keyboard shortcut. Typing <kbd>Ctrl/Cmd</kbd>+<kbd>Shift</kbd>+<kbd>c</kbd> will auto-complete the basic comment syntax, placing your cursor in the center, between the opening and closing angle brackets, so you can begin typing right away:
 
-```html
-![Creating a new comment with the keyboard shortcut.](../img/ConverttoComment.gif)
-```
+![Creating a new comment with the keyboard shortcut.](../img/NewComment.gif)
 
 If you've already written a block of text that you'd like to turn into a comment, you can simply highlight it with your cursor and _then_ press the <kbd>Ctrl/Cmd</kbd>+<kbd>Shift</kbd>+<kbd>c</kbd> shortcut to convert the selected passage into a comment: