refactor(frontend): add tecnologies on about page

Author: sergio11

src/main/java/controllers/admin/PostController.java

@@ -125,7 +125,7 @@ public String processPost(
             image.setContent(postImage.getBytes());
             post.setImage(image);
         }
-
+        
         post.setAuthor(activeUser);
         if (post.getId() == null) {
             postService.create(post);

src/main/webapp/WEB-INF/templates/frontend/about.html

@@ -22,9 +22,13 @@ <h1 th:text="#{about.title}">About Me</h1>
         <div layout:fragment="content">
             <div class="row">
                 <div class="col-lg-8 col-lg-offset-2 col-md-10 col-md-offset-1">
-                    <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Saepe nostrum ullam eveniet pariatur voluptates odit, fuga atque ea nobis sit soluta odio, adipisci quas excepturi maxime quae totam ducimus consectetur?</p>
-                    <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Eius praesentium recusandae illo eaque architecto error, repellendus iusto reprehenderit, doloribus, minus sunt. Numquam at quae voluptatum in officia voluptas voluptatibus, minus!</p>
-                    <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Nostrum molestiae debitis nobis, quod sapiente qui voluptatum, placeat magni repudiandae accusantium fugit quas labore non rerum possimus, corrupti enim modi! Et.</p>
+                    <p>Este blog ha sido desarrollado con las siguientes tecnologías</p>
+                    <ul>
+                        <li>Spring Security, Spring MVC y Thymeleaf.</li>
+                        <li>Spring JDBC, Spring ORM, Spring Data JPA y Hibernate.</li>
+                        <li>Apache Derby (development profile), MySQL (production profile).</li>
+                        <li>Apache Tomcat 9.</li>
+                    </ul>
                 </div>
             </div>
         </div>