Drop headers from search result, fixes meta#262

src/components/SearchResults.vue

 <template>
   <section id="search_results">
-    <h2 v-if="hits.length">Søkeresultater</h2>
     <div class="flex-container">
       <ul class="hits" v-if="results_bob.length">
-        <li><h4>Bokmål</h4></li>
         <li  class="article_container" v-for="(result, index) in results_bob" :key="index">
           <Article  :article="result" @article-click="article_link_click">
           </Article>
         </li>
       </ul>
       <ul class="hits" v-if="results_nob.length">
-        <li><h4>Nynorsk</h4></li>
         <li class="article_container" v-for="(result, index) in results_nob" :key="index">
           <Article :article="result" @article-click="article_link_click">
           </Article>