Internal: Fix HTML structure warnings in Vue templates

assets/vue/components/installer/Step4.vue

@@ -142,6 +142,7 @@
       severity="success"
     >
       <table>
+        <tbody>
         <tr>
           <td v-t="'Database host'" />
           <td v-text="installerData.stepData.connParams.host" />
@@ -154,8 +155,10 @@
           <td v-t="'Database driver'" />
           <td v-text="installerData.stepData.connParams.driver" />
         </tr>
+        </tbody>
       </table>
       <table v-if="'update' === installerData.installType">
+        <tbody>
         <tr>
           <td v-t="'CREATE TABLE works'" />
           <td v-t="'OK'" />
@@ -168,6 +171,7 @@
           <td v-t="'DROP COLUMN works'" />
           <td v-t="'OK'" />
         </tr>
+        </tbody>
       </table>
     </Message>
     <Message

assets/vue/views/course/Show.vue

@@ -15,6 +15,7 @@
     >
       <v-simple-table>
         <template slot="default">
+          <table>
           <thead>
             <tr>
               <th>Field</th>
@@ -91,6 +92,7 @@
               </td>
             </tr>
           </tbody>
+          </table>
         </template>
       </v-simple-table>
     </div>

assets/vue/views/ctoolintro/Show.vue

@@ -15,6 +15,7 @@
     >
       <v-simple-table>
         <template slot="default">
+          <table>
           <thead>
             <tr>
               <th>Field</th>
@@ -91,6 +92,7 @@
               </td>
             </tr>
           </tbody>
+          </table>
         </template>
       </v-simple-table>
     </div>

assets/vue/views/documents/DocumentShow.vue

@@ -41,6 +41,7 @@
 
       <div class="document-show__details-side">
         <table>
+          <tbody>
           <tr>
             <th v-text="$t('Author')" />
             <td v-text="item.resourceNode.creator.username" />
@@ -72,6 +73,7 @@
               </a>
             </td>
           </tr>
+          </tbody>
         </table>
 
         <ShowLinks :item="item" />