Bump netty.version from 4.2.2.Final to 4.2.3.Final

Bumps `netty.version` from 4.2.2.Final to 4.2.3.Final.

Updates `io.netty:netty-handler` from 4.2.2.Final to 4.2.3.Final
- [Commits](netty/netty@netty-4.2.2.Final...netty-4.2.3.Final)

Updates `io.netty:netty-buffer` from 4.2.2.Final to 4.2.3.Final
- [Commits](netty/netty@netty-4.2.2.Final...netty-4.2.3.Final)

---
updated-dependencies:
- dependency-name: io.netty:netty-handler
  dependency-version: 4.2.3.Final
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.netty:netty-buffer
  dependency-version: 4.2.3.Final
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pom.xml

@@ -21,7 +21,7 @@
     <pact.version>4.6.17</pact.version>
     <kotlin.version>2.0.21</kotlin.version>
     <jersey.version>3.1.10</jersey.version>
-    <netty.version>4.2.2.Final</netty.version>
+    <netty.version>4.2.3.Final</netty.version>
     <junit.version>5.13.3</junit.version>
     <error_prone.version>2.40.0</error_prone.version>
     <mvn-test-plugins.version>3.5.3</mvn-test-plugins.version>