Bump springBootVersion from 2.7.5 to 3.0.2

Bumps `springBootVersion` from 2.7.5 to 3.0.2.

Updates `spring-boot-starter` from 2.7.5 to 3.0.2
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v2.7.5...v3.0.2)

Updates `spring-boot-configuration-processor` from 2.7.5 to 3.0.2
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v2.7.5...v3.0.2)

Updates `spring-boot-starter-test` from 2.7.5 to 3.0.2
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v2.7.5...v3.0.2)

---
updated-dependencies:
- dependency-name: org.springframework.boot:spring-boot-starter
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.springframework.boot:spring-boot-configuration-processor
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.springframework.boot:spring-boot-starter-test
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

dependencies.gradle

@@ -25,7 +25,7 @@ ext {
     junitDepVersion     = "4.11.20120805.1225"
     junitVersion        = "4.13.2"
     log4j2Version       = "2.19.0"
-    springBootVersion   = "2.7.5"
+    springBootVersion   = "3.0.2"
     systemRulesVersion  = "1.19.0"
 
     supportDependencies = [