upgraded springboot to 3.4.4

Author: rmmayo

backend/pom.xml

@@ -213,6 +213,7 @@
                                 <licenseMerge>The 3-Clause BSD License|New BSD License|BSD Licence 3|BSD License 3</licenseMerge>
                                 <licenseMerge>Eclipse Public License - Version 1.0|Eclipse Public License - v 1.0</licenseMerge>
                                 <licenseMerge>Eclipse Public License, Version 2.0|EPL 2.0</licenseMerge>
+                                <licenseMerge>MIT License|MIT</licenseMerge>
                             </licenseMerges>
                         </configuration>
                     </execution>