Fix rel attribute

app/assets/javascripts/environments/components/environment_actions.js.es6

@@ -51,7 +51,7 @@
 
           <ul class="dropdown-menu dropdown-menu-align-right">
             <li v-for="action in actions">
-              <a :href="action.play_url" data-method="post" data-rel="nofollow" class="js-manual-action-link">
+              <a :href="action.play_url" data-method="post" rel="nofollow" class="js-manual-action-link">
               <span class="action-play-icon-container">
                 <!-- svg goes here -->
               </span>

app/assets/javascripts/environments/components/environment_stop.js.es6

@@ -30,7 +30,7 @@
         class="btn stop-env-link"
         :href="stopUrl"
         data-method="post"
-        data-rel="nofollow">
+        rel="nofollow">
         <i class="fa fa-stop stop-env-icon"></i>
       </a>
     `,