Bump org.apache.logging.log4j:log4j-api from 2.18.0 to 2.25.2

Bumps org.apache.logging.log4j:log4j-api from 2.18.0 to 2.25.2.

---
updated-dependencies:
- dependency-name: org.apache.logging.log4j:log4j-api
  dependency-version: 2.25.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

build.gradle

@@ -69,8 +69,8 @@ dependencies {
     compile "org.grails.plugins:hibernate5"
     compile "org.grails.plugins:cache"
     compile "org.hibernate:hibernate-ehcache"
-    compile "org.apache.logging.log4j:log4j-api:2.18.0"
-    compile group: 'org.apache.logging.log4j', name: 'log4j-core', version: '2.18.0'
+    compile "org.apache.logging.log4j:log4j-api:2.25.2"
+    compile group: 'org.apache.logging.log4j', name: 'log4j-core', version: '2.25.2'
     compile "org.elasticsearch:elasticsearch:${elasticsearchVersion}"
     compile group: 'org.elasticsearch.client', name: 'elasticsearch-rest-client', version: elasticsearchVersion
     compile group: 'org.elasticsearch.client', name: 'elasticsearch-rest-high-level-client', version: elasticsearchVersion