Change contribute fab icon from "+" to pencil/edit icon

More intuitive — users can immediately associate the pencil icon
with writing/contributing content.

Author: noreply

js/shared.js

@@ -513,7 +513,7 @@ document.addEventListener('DOMContentLoaded', () => {
     ctFab.className = 'contribute-fab';
     ctFab.title = t('contribute');
     ctFab.setAttribute('aria-label', t('contribute'));
-    ctFab.innerHTML = '<svg viewBox="0 0 24 24" aria-hidden="true"><path d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6z"/></svg>';
+    ctFab.innerHTML = '<svg viewBox="0 0 24 24" aria-hidden="true"><path d="M3 17.25V21h3.75L17.81 9.94l-3.75-3.75L3 17.25zM20.71 7.04a1 1 0 0 0 0-1.41l-2.34-2.34a1 1 0 0 0-1.41 0l-1.83 1.83 3.75 3.75 1.83-1.83z"/></svg>';
     document.body.appendChild(ctFab);
 
     const ctPopup = document.createElement('div');