reverse order of attributes on copy icon in source toolbox

Author: mojavelinux

src/js/06-copy-to-clipboard.js

@@ -40,9 +40,9 @@
         copy.appendChild(svg)
       } else { // img
         var img = document.createElement('img')
+        img.src = window.uiRootPath + '/img/octicons-16.svg#view-clippy'
         img.alt = 'copy icon'
         img.className = 'copy-icon'
-        img.src = window.uiRootPath + '/img/octicons-16.svg#view-clippy'
         copy.appendChild(img)
       }
       ;(toast = document.createElement('span')).className = 'copy-toast'