pref[hamburger]: remove redundant class

src/components/Hamburger/index.vue

@@ -1,6 +1,6 @@
 <template>
   <div>
-    <svg t="1492500959545" @click="toggleClick" class="wscn-icon hamburger" :class="{'is-active':isActive}" style="" viewBox="0 0 1024 1024"
+    <svg t="1492500959545" @click="toggleClick" class="hamburger" :class="{'is-active':isActive}" style="" viewBox="0 0 1024 1024"
       version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="1691" xmlns:xlink="http://www.w3.org/1999/xlink" width="64" height="64">
       <path d="M966.8023 568.849776 57.196677 568.849776c-31.397081 0-56.850799-25.452695-56.850799-56.850799l0 0c0-31.397081 25.452695-56.849776 56.850799-56.849776l909.605623 0c31.397081 0 56.849776 25.452695 56.849776 56.849776l0 0C1023.653099 543.397081 998.200404 568.849776 966.8023 568.849776z"
         p-id="1692"></path>