fix: pom.xml to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16425695
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438323
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438737
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438923
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438926
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438929
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438931
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438934
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438935
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438936
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438938
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16438978
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16439010
- https://snyk.io/vuln/SNYK-JAVA-IONETTY-16439015

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>12.0.34</jetty.version>
         <standard-taglib.version>1.2.5</standard-taglib.version>
-        <netty.version>4.2.12.Final</netty.version>
+        <netty.version>4.2.13.Final</netty.version>
         <bouncycastle.version>1.84</bouncycastle.version>
         <slf4j.version>2.0.17</slf4j.version>
         <log4j.version>2.25.4</log4j.version>