build(deps): bump org.springframework.boot

Bumps the java-dependencies group with 1 update: [org.springframework.boot](https://github.com/spring-projects/spring-boot).


Updates `org.springframework.boot` from 3.4.2 to 3.4.3
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.4.2...v3.4.3)

---
updated-dependencies:
- dependency-name: org.springframework.boot
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: java-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

build.gradle

@@ -1,6 +1,6 @@
 plugins {
     id 'java'
-    id 'org.springframework.boot' version '3.4.2'
+    id 'org.springframework.boot' version '3.4.3'
     id 'io.spring.dependency-management' version '1.1.7'
     id 'jacoco'
     id 'info.solidsoft.pitest' version '1.15.0'