Upgrade: [dependabot] - bump org.apache.logging.log4j:log4j-core

Bumps the maven group with 1 update in the / directory: org.apache.logging.log4j:log4j-core.


Updates `org.apache.logging.log4j:log4j-core` from 2.25.2 to 2.25.3

---
updated-dependencies:
- dependency-name: org.apache.logging.log4j:log4j-core
  dependency-version: 2.25.3
  dependency-type: direct:production
  dependency-group: maven
...

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

Author: dependabot[bot]

pom.xml

@@ -19,7 +19,7 @@
         <maven.compiler.target>21</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <fhir.version>7.6.1</fhir.version>
-        <log4j.version>2.25.2</log4j.version>
+        <log4j.version>2.25.3</log4j.version>
         <fasterxml.version>2.19.2</fasterxml.version>
         <sonar.organization>nhsdigital</sonar.organization>
         <sonar.host.url>https://sonarcloud.io</sonar.host.url>