Bump version of netty in micronaut template (#359)

Author: Tim Middleton

templates/micronaut/pom.xml

@@ -40,7 +40,7 @@
     <!-- Additional dependencies -->
     <hamcrest.version>3.0</hamcrest.version>
     <logback.version>1.5.15</logback.version>
-    <netty.version>4.1.118.Final</netty.version>
+    <netty.version>4.1.124.Final</netty.version>
     <jansi.version>2.4.1</jansi.version>
 
     <!-- Maven plugin properties -->