Bump org.springframework.boot:spring-boot-starter-data-jpa

Bumps [org.springframework.boot:spring-boot-starter-data-jpa](https://github.com/spring-projects/spring-boot) from 3.5.12 to 4.0.6.
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.5.12...v4.0.6)

---
updated-dependencies:
- dependency-name: org.springframework.boot:spring-boot-starter-data-jpa
  dependency-version: 4.0.6
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

build.gradle

@@ -34,7 +34,7 @@ dependencies {
     implementation 'org.springframework:spring-webflux:7.0.6'
     implementation 'org.springframework:spring-websocket:7.0.6'
     implementation 'org.springframework:spring-messaging:7.0.6'
-    implementation "org.springframework.boot:spring-boot-starter-data-jpa:3.5.12"
+    implementation "org.springframework.boot:spring-boot-starter-data-jpa:4.0.6"
     implementation 'org.springframework.boot:spring-boot-starter-log4j2'
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-web'