chore(deps): bump org.springframework.boot:spring-boot-gradle-plugin

Bumps [org.springframework.boot:spring-boot-gradle-plugin](https://github.com/spring-projects/spring-boot) from 4.0.2 to 4.0.3.
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v4.0.2...v4.0.3)

---
updated-dependencies:
- dependency-name: org.springframework.boot:spring-boot-gradle-plugin
  dependency-version: 4.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -2,7 +2,7 @@
 poi = "5.5.1"
 
 [libraries]
-spring-boot-plugin = "org.springframework.boot:spring-boot-gradle-plugin:4.0.2"
+spring-boot-plugin = "org.springframework.boot:spring-boot-gradle-plugin:4.0.3"
 
 asm = "org.ow2.asm:asm:9.9.1"
 javaparser = "com.github.javaparser:javaparser-core:3.28.0"