Bumps `netty.version` from 4.2.8.Final to 4.2.10.Final.

Updates `io.netty:netty-bom` from 4.2.8.Final to 4.2.10.Final
- [Commits](netty/netty@netty-4.2.8.Final...netty-4.2.10.Final)

Updates `io.netty:netty-handler` from 4.2.8.Final to 4.2.10.Final
- [Commits](netty/netty@netty-4.2.8.Final...netty-4.2.10.Final)

Updates `io.netty:netty-codec-http` from 4.2.8.Final to 4.2.10.Final
- [Commits](netty/netty@netty-4.2.8.Final...netty-4.2.10.Final)

---
updated-dependencies:
- dependency-name: io.netty:netty-bom
  dependency-version: 4.2.10.Final
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.netty:netty-handler
  dependency-version: 4.2.10.Final
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.netty:netty-codec-http
  dependency-version: 4.2.10.Final
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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