Add redis to stack informations

Author: PabloEmidio

mldictionary_api/templates/index.jinja2

@@ -108,6 +108,8 @@
                 <a class="creator-link link" target="_blank" href="https://www.python.org/">Python</a>
                 <a class="creator-link link" target="_blank" href="https://flask.palletsprojects.com/en/2.0.x/">Flask</a>
                 <a class="creator-link link" target="_blank" href="https://pypi.org/project/mldictionary/">MLDictionary</a>
+                <a class="creator-link link" target="_blank" href="https://redis.com/">Redis</a>
+
             </div>
         </aside>
         <footer class="footer">