Fix user management table structure and update data binding for user details

src/main/resources/templates/user_management.html

@@ -9,14 +9,19 @@
     <hr>
     <table border="1px">
         <thead>
-            <tr>ID</tr>
-            <tr>NOMBRE</tr>
-            <tr>ROL</tr>
-            <tr>EMAIL</tr>
+            <tr>
+                <th>ID</th>
+                <th>NOMBRE</th>
+                <th>ROL</th>
+                <th>EMAIL</th>
+            </tr>
         </thead>
         <tbody>
             <tr th:each="user : ${users}">
-                <td th:number="${user.id}"></td>
+                <td th:text="${user.id}"></td>
+                <td th:text="${user.nombre}"></td>
+                <td th:text="${user.role}"></td>
+                <td th:text="${user.mail}"></td>
             </tr>
         </tbody>
     </table>