build(deps): bump org.springframework.boot:spring-boot-dependencies

Bumps [org.springframework.boot:spring-boot-dependencies](https://github.com/spring-projects/spring-boot) from 3.5.7 to 4.0.2.
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.5.7...v4.0.2)

---
updated-dependencies:
- dependency-name: org.springframework.boot:spring-boot-dependencies
  dependency-version: 4.0.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

pom.xml

@@ -19,7 +19,7 @@
 
   <properties>
     <!-- COMMON GLOBAL -->
-    <spring-boot.version>3.5.10</spring-boot.version>
+    <spring-boot.version>4.0.2</spring-boot.version>
     <process-engine-api.version>1.5</process-engine-api.version>
     <c7.version>2025.12.2</c7.version>
     <!-- TEST -->