Bump netty from 4.1.125.Final to 4.2.6.Final

Bumps `netty` from 4.1.125.Final to 4.2.6.Final.

Updates `io.netty:netty-codec` from 4.1.125.Final to 4.2.6.Final
- [Commits](netty/netty@netty-4.1.125.Final...netty-4.2.6.Final)

Updates `io.netty:netty-codec-http` from 4.1.125.Final to 4.2.6.Final
- [Commits](netty/netty@netty-4.1.125.Final...netty-4.2.6.Final)

---
updated-dependencies:
- dependency-name: io.netty:netty-codec
  dependency-version: 4.2.6.Final
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.netty:netty-codec-http
  dependency-version: 4.2.6.Final
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -1,7 +1,7 @@
 [versions]
 spring-boot = '3.5.5'
 nimbus-jose-jwt = '10.0.2'
-netty = '4.1.125.Final'
+netty = '4.2.6.Final'
 
 aws-msk-auth = '2.3.0'
 azure-identity = '1.15.4'