Bump io.netty:netty-all from 4.2.4.Final to 4.2.6.Final (#368)

Bumps [io.netty:netty-all](https://github.com/netty/netty) from 4.2.4.Final to 4.2.6.Final.
- [Commits](netty/netty@netty-4.2.4.Final...netty-4.2.6.Final)

---
updated-dependencies:
- dependency-name: io.netty:netty-all
  dependency-version: 4.2.6.Final
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

internal-bom/build.gradle.kts

@@ -25,6 +25,6 @@ dependencies {
         api("com.h2database:h2:2.3.232")
         api("javax.annotation:javax.annotation-api:1.3.2")
         api("org.threeten:threeten-extra:1.8.0")
-        api("io.netty:netty-all:4.2.4.Final")
+        api("io.netty:netty-all:4.2.6.Final")
     }
 }