Fix broken spinach test

app/assets/javascripts/notes/components/issue_comment_form.vue

@@ -229,7 +229,7 @@
             <form
               ref="commentForm"
               class="new-note js-quick-submit common-note-form gfm-form js-main-target-form">
-              <div class="flash-container timeline-content"></div>
+              <div class="flash-container error-alert timeline-content"></div>
               <confidentialIssue v-if="isConfidentialIssue" />
               <markdown-field
                 :markdown-preview-url="markdownPreviewUrl"

app/assets/javascripts/notes/components/issue_note_form.vue

@@ -121,7 +121,7 @@
     </div>
     <div class="flash-container timeline-content"></div>
     <form
-      class="edit-note common-note-form">
+      class="edit-note common-note-form js-quick-submit gfm-form">
       <confidentialIssue v-if="isConfidentialIssue" />
       <markdown-field
         :markdown-preview-url="markdownPreviewUrl"
@@ -145,7 +145,7 @@
       </markdown-field>
       <div class="note-form-actions clearfix">
         <button
-          type="submit"
+          type="button"
           @click="handleUpdate()"
           :disabled="isDisabled"
           class="js-vue-issue-save btn btn-save">