Bump log4j.version from 2.23.0 to 2.23.1

Bumps `log4j.version` from 2.23.0 to 2.23.1.

Updates `org.apache.logging.log4j:log4j-slf4j-impl` from 2.23.0 to 2.23.1

Updates `org.apache.logging.log4j:log4j-core` from 2.23.0 to 2.23.1

---
updated-dependencies:
- dependency-name: org.apache.logging.log4j:log4j-slf4j-impl
  dependency-type: direct:development
  update-type: version-update:semver-patch
- dependency-name: org.apache.logging.log4j:log4j-core
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -36,7 +36,7 @@
         <maven.compiler.target>1.6</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <simpleclient.version>0.16.0</simpleclient.version>
-        <log4j.version>2.23.0</log4j.version>
+        <log4j.version>2.23.1</log4j.version>
     </properties>
     <issueManagement>
         <system>github</system>