Bump org.springframework.data:spring-data-elasticsearch

Bumps [org.springframework.data:spring-data-elasticsearch](https://github.com/spring-projects/spring-data-elasticsearch) from 5.2.1 to 5.2.2.
- [Release notes](https://github.com/spring-projects/spring-data-elasticsearch/releases)
- [Commits](spring-projects/spring-data-elasticsearch@5.2.1...5.2.2)

---
updated-dependencies:
- dependency-name: org.springframework.data:spring-data-elasticsearch
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

build.gradle

@@ -113,7 +113,7 @@ dependencies {
     implementation "edu.kit.datamanager:service-base:1.2.0"
 
     // elasticsearch (since service-base 1.1.0)
-    implementation "org.springframework.data:spring-data-elasticsearch:5.2.1"
+    implementation "org.springframework.data:spring-data-elasticsearch:5.2.2"
 
     // DOIP SDK
     implementation "net.dona.doip:doip-sdk:2.2.0"