Upgrade to Spring Boot 3.3.3

Closes gh-1565

pom.xml

@@ -22,7 +22,7 @@
  <parent>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-parent</artifactId>
- <version>3.3.2</version>
+ <version>3.3.3</version>
  </parent>
  <groupId>io.spring.start</groupId>
  <artifactId>start-parent</artifactId>