Bump log4j.version from 2.22.1 to 2.25.2

Bumps `log4j.version` from 2.22.1 to 2.25.2.

Updates `org.apache.logging.log4j:log4j-api` from 2.22.1 to 2.25.2

Updates `org.apache.logging.log4j:log4j-core` from 2.22.1 to 2.25.2

Updates `org.apache.logging.log4j:log4j-slf4j2-impl` from 2.22.1 to 2.25.2

Updates `org.apache.logging.log4j:log4j-jul` from 2.22.1 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
- dependency-name: org.apache.logging.log4j:log4j-core
  dependency-version: 2.25.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.logging.log4j:log4j-slf4j2-impl
  dependency-version: 2.25.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.logging.log4j:log4j-jul
  dependency-version: 2.25.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Closes #822

Change-Id: I9c4c0b325f8c224b355172a4ff453562ea877093
diff --git a/pom.xml b/pom.xml
index f1818f9..0798a79 100644
--- a/pom.xml
+++ b/pom.xml
@@ -17,7 +17,7 @@
 		<spring6.version>${spring.version}</spring6.version>
 		<jetty.version>11.0.25</jetty.version>
 		<flyway.version>10.6.0</flyway.version>
-		<log4j.version>2.22.1</log4j.version>
+		<log4j.version>2.25.2</log4j.version>
 		<krill.version>[0.64.2,)</krill.version>
 		<koral.version>[0.44,)</koral.version>
 	</properties>