MINOR: Bump io.netty:netty-bom from 4.2.10.Final to 4.2.12.Final

Bumps [io.netty:netty-bom](https://github.com/netty/netty) from 4.2.10.Final to 4.2.12.Final.
- [Release notes](https://github.com/netty/netty/releases)
- [Commits](netty/netty@netty-4.2.10.Final...netty-4.2.12.Final)

---
updated-dependencies:
- dependency-name: io.netty:netty-bom
  dependency-version: 4.2.12.Final
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -98,7 +98,7 @@ under the License.
     <dep.junit.jupiter.version>5.12.2</dep.junit.jupiter.version>
     <dep.slf4j.version>2.0.17</dep.slf4j.version>
     <dep.guava-bom.version>33.5.0-jre</dep.guava-bom.version>
-    <dep.netty-bom.version>4.2.10.Final</dep.netty-bom.version>
+    <dep.netty-bom.version>4.2.12.Final</dep.netty-bom.version>
     <dep.grpc-bom.version>1.79.0</dep.grpc-bom.version>
     <dep.protobuf-bom.version>4.34.1</dep.protobuf-bom.version>
     <dep.jackson-bom.version>2.21.2</dep.jackson-bom.version>