Bump log4j-core from 2.13.3 to 2.15.0

Bumps log4j-core from 2.13.3 to 2.15.0.

---
updated-dependencies:
- dependency-name: org.apache.logging.log4j:log4j-core
  dependency-type: direct:production
...

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

pom.xml

@@ -7,7 +7,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <build.number>DEV</build.number>
-        <log4j.version>2.13.3</log4j.version>
+        <log4j.version>2.15.0</log4j.version>
         <jline.version>3.15.0</jline.version>
         <snakeyaml.version>1.26</snakeyaml.version>
     </properties>