Update to latest netty version (#143)

Author: normanmaurer

pom.xml

@@ -84,7 +84,7 @@
     <javaModuleName />
     <skipTests>false</skipTests>
     <packaging.type>jar</packaging.type>
-    <netty.version>4.1.136.Final</netty.version>
+    <netty.version>4.1.137.Final</netty.version>
     <netty.build.version>31</netty.build.version>
     <netty.jni-util.version>0.0.10.Final</netty.jni-util.version>
     <junit.version>5.9.0</junit.version>