add title to link on Asciidoctor logo

Author: mojavelinux

src/partials/header-content.hbs

@@ -1,7 +1,7 @@
 <header class="header">
   <nav class="navbar">
     <div class="navbar-brand">
-      <a class="navbar-item logo" href="https://asciidoctor.org"><img src="{{{uiRootPath}}}/img/asciidoctor-logo.svg" alt="Asciidoctor"></a>
+      <a class="navbar-item logo" title="Asciidoctor" href="https://asciidoctor.org"><img src="{{{uiRootPath}}}/img/asciidoctor-logo.svg" alt="Asciidoctor"></a>
       <button class="navbar-burger" data-target="topbar-nav">
         <span></span>
         <span></span>