Update log4j2.version to v2.21.1

renovate[bot] · renovate[bot] · commit 9f93f4fb739c · 2023-10-25T01:40:07.000Z
diff --git a/metrics-log4j2/pom.xml b/metrics-log4j2/pom.xml
@@ -17,7 +17,7 @@
 
     <properties>
         <javaModuleName>com.codahale.metrics.log4j2</javaModuleName>
-        <log4j2.version>2.21.0</log4j2.version>
+        <log4j2.version>2.21.1</log4j2.version>
     </properties>
 
     <build>
