fix: pom.xml to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-12485149
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-12485150
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-12485151

Author: snyk-bot

pom.xml

@@ -122,7 +122,7 @@
         <!-- Note; the following jetty.version should be identical to the jetty.version in plugins/pom.xml -->
         <jetty.version>12.0.24</jetty.version>
         <standard-taglib.version>1.2.5</standard-taglib.version>
-        <netty.version>4.1.118.Final</netty.version>
+        <netty.version>4.1.125.Final</netty.version>
         <bouncycastle.version>1.78.1</bouncycastle.version>
         <slf4j.version>2.0.9</slf4j.version>
         <log4j.version>2.20.0</log4j.version>