Update dependency org.springframework.boot:spring-boot-starter-parent to v3.4.4

Author: renovate[bot]

pom.xml

@@ -16,7 +16,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>3.3.5</version>
+        <version>3.4.4</version>
         <relativePath/>
     </parent>